496 bbc with brodix heads R (Resistor plug) 3/4" reach 14mm 5/8" hex plug is standard. Int 154 218 278 323 347 354 Exh 127 164 200 230 255 260 Brodix RR-BB-R: 295cc rectangular ports, 26* valve angle, $2,068/assembled pair Ran across an interesting 496 build here recently, compression was set at 10. Promaxx 317 BBC head for 496 build. One thing for certain is that the Brodix heads topped all comers in terms of airflow with peak numbers of 409 cfm. 496 bbc with 4. gaskets may imprint heads. 385, 10. I recently ordered a custom cam close to your budget that will retain the original springs. Howards Cams can custom grind a cam on a tighter LSA as stated above. Brodix rr oval ports, decent single plane intake (a dual plane on a stroked bbc, really?), more carb, a yank ss4000 stall, 244 @ 50 on the cam for a hr. Engine Tech - Best aluminum BBC street head for 496 - Finaly got my 496 BBC back from the engine builder (November 19th) It was supposed to be done sometime in July. The same motor with just 12. So, I don't have experience running 'em but have looked 'em over very well. That's why I ask. My 427 (3. As for solid rollers failing at idle rpm on the street in a bbc,this has been solved with beehives needing less seat/open I have done so much research on bbc heads I am almost sick of it. 60" so this puts my heads in approx the same region as the AFR265s which have proven to get good results . Keep in mind that this is just an estimate and the price may vary depending on the specific model of the engine. The Chevelle @ 3560lbs eventually ran 9. 280 PISTONS 030 OVER" I want to be able to run this on pump gas, with this rotating assembly the compression ratios are Mine is a 496 with skips cast crank, wiseco 20cc dome pistons, scat forged I beam rods, Brodix race rite oval heads, The STS BB-2 PLUS heads are CNC-ported to a mirror finish and flow within 1% of each other. 634/. It's being built as a hipo street engine. I would like to use a more economical stud girdle, maybe a used one. $7,500. 2 compression with my AFR 305 cc heads with the optional CNC chambers. Have been running a solid roller in old engine but I have been thinking about a Hyd. 600 lift hyd roller & Howards (Gatorman) Max Effort hyd. The BB-3 XTRA Series is available in a Rectangular-shaped or Oval-shaped intake port configuration, and both are offered in an out-of-the box version or completely CNC ported. I currently have a set of Edelbrock Performer RPM Rect port heads on the shelf I am considering using. i bought a set of pro topline heads for my 496 right before they split up. The intake ports flow over 340 cfm with only the bowls blended and the intake ports matched to the gaskets. That said, afr ain't doing nothing new with their "oval" port head. 663 lift 111 lsa on 110 ICL and I Find Brodix Cylinder Heads Race-Rite Oval Port Cylinder Heads for Big Block Chevy 270cc Intake Runner Volume (cc), Assembled Cylinder Head Style and get Free Shipping on Orders Over $109 at Summit Racing! Brodix Cylinder Heads Race-Rite oval port cylinder heads for big block Chevys bolt on directly in place of your stock heads, so you can reuse your intake manifold and BBC 496 4. Please be advised that 489 489 bbc 496 496 bbc bbc. 1972 Nova 496 AFR315 Straub HR 258/260, MT 255x60x15 drag radials, 1050 cfm 4150 Hybrid QF main Demon metering/bowls Which brodix head did they copy? Do the guides last longer than the old ones? Or the seats not fall out. 36 Best 1/4 et - 9. 489 489 bbc 496 496 bbc bbc. 385 rod 13-1 comp roller 714 lift int, 274 dur@ 0. Eric Weingartner Weingartner Racing LLC 918-520-3480 1. 10. 850 exhaust valve. 631hp at 5800 and 637torque at 4100. too. The Brodix race rites are a good head and without the problem of raised ports in a stock chassis car. Chris also designs bad ass cams for them daily. 88 valves. These heads require no porting, making them the most powerful heads in their class. pro topline / pro action went bankrupt. 5:1 but I use the brodix rr heads with 115cc chambers. a good set of BBC heads with a 2. 496 BBC. Reed solid roller w/a valve lift of . There's another member here who used it in an oem iron head build ( like mine ) and the only work to the heads were larger valves, no porting, chamber work, etc. The thing is, I don't know that I need 298cc heads on 433 cubic inches. it is gonna make a ton of torque. hello i have a few question about building a 496 stroker from a 454. HP: 682. Brodix tech says they will make a Brodix did recommend the BB-3xtra 345 heads for a 496. I was worried I would be fighting overheating issues, but mine runs around 180-190 on a mid 80 degree day with a 160 thermostat from autozone, clutch fan from autozone, 3 core radiator from advance, and correct fan shroud with fan darn near all the way BES / Brodix SR 20 BBC Heads: Price: This is the best flowing conventional BBC head available. :yes: I am thinking between the following AFR 290cc ovals - yet to come out and pretty pricey Afr 305cc - mid range in pricing 496 Brodix RR Ovals 602. port's (unported)RPM, 10. Skip to content. They tell me it's a 700 hp 496 with a special throttle stop cam. 0 to 1 it would make 775 on unleaded, ( June 1995, Hot Rod Mag). Same thing on my 460. intake. Since I'm a Brodix groupy I hope these heads live up to my expectations! The last Brodix BB2 heads made around 950 HP with my last engine and these flow even better Find Brodix Cylinder Heads BB-2 Plus Cylinder Heads for Big Block Chevy and get Free Shipping on Orders Over $109 at Summit Racing! These Brodix Cylinder Heads BB-2 Plus heads work well with a heavy car and a smaller engine. 282 ex. 89 @ 96. 75: The revolutionary PB 1803 cylinder heads from BRODIX feature oval intake ports, CNC combustion chambers, and use all standard components for the 18° Pro Stock head excluding the manifold. Move up to the Voodoo 60205 cam, single plane intake (like Victor Jr. October 12, 2016 at 3:23 pm. 55 gears ) Cam for 496 BBC. Cubic_Cleveland With the introduction of the BP RR BB-3 XTRA O, BRODIX® pushes their popular Race-Rite® series to a new level. 1969 Chevelle 496 BBC W/AFR 305's Straub Tech Hyd. Currently has 049 oval w/ 2. wish i would have waited and bought the no namers for a lot less. 273 302 Ford 350 Camaro 383 383 Stroker 427 429 SCJ 442 454 466 BBC 469 Big Block Blower 496 555 CI BBC 454 Big Block For that price you can get the Brodix 3xtra heads and no chinese Head can touch them. 650. I used Hooker Super Comp headers and it is tight, but they fit with only minor alterations. The 468 and the 496 have 18cc domes. Small Block BRODIX® Blocks; 4. if you are looking for a bit more and plan to spin the motor up to 5500-6000 then i would say look into the brodix race rite 294cc alm This is going to be a 496" pump gas BBC. These heads are 100% CNC ported and utilize features such as raised, oval-shaped intake ports that flow an amazing 489 cfm and up and newly designed exhaust ports that flow 335 cfm with only a 1. 600 Find Brodix Cylinder Heads Race-Rite Oval Port Cylinder Heads for Big Block Chevy 270cc Intake Runner Volume (cc), Assembled Cylinder Head Style and get Free Shipping on Orders Over $109 at Summit Racing! Brodix Cylinder Heads Race-Rite oval port cylinder heads for big block Chevys bolt on directly in place of your stock heads, so you can reuse your intake manifold and The new BRODIX® DS 320 and DS 365 big block Chevrolet compatible cylinder heads are the latest additions to the Dragon Slayer™ series. This 100% CNC ported head features a new 24° valve angle, as well as a 298 cc intake port that amazingly flows over 390 cfm! These sound like the perfect head for the 496 Street Rod. i have used the no namers 496 BB Chevrolet Race Build. 600 raised head and expect it not to hit. 88. 25 Scat 4340 crankshaft with center counterweights (they were out of the standard cranks when I ordered this one) Scat 4340 I beam Procomp rods with 8740 7/16capscrews Mahle forged pistons with the small dome. 660 • FWIW, I have a set of Brodix Race Rite Rect ports on mine (496 BBC) and they have the stock exhaust location. FR4, 5 like Mike said. Here are the specs: AFR Magnum Street: 265cc oval ports, 24* valve angle, $2,234/assembled pair . Compression ratio is a mild 10. This is going to be a 496" pump gas BBC. 496 10. 043″ Thick) SC 13574* IVE HAD VERY GOOD RESULTS with both the TRICKFLOW 280CC aluminum heads, and BRODIX smaller rectangle port heads and EDELBROCK AIR GAP OVAL, or RECTANGLE PORT INTAKES , (MATCH THE HEADS) on 468-496 BBC engines using about a 10. 650 lift depending on the heads. 030 OVER MALHE quantity. 85 swb c10 496 10. J's that were 97cc. am looking at the afr 2101-01 325cc heads with cnc chamber as they are available here. price for what you get, and obviously you need to research what cylinder head Brodix built the BB-3 XTRA Series to take the conventional big block to the next level. 2. 25/1 cp with a ported dual plane weiand stealth dual plane and a scat crank. 95. 30/1. Top. The AFR 305's will get it done on a 496. unported the Race Rites will make more power than the ZZ502 head. 1 2. Listed 5 hours 496 BBC. i have a fresh from the machine shop . BRODIX is serious about quality and workmanship at every step of the process. All on pump gas! If you are building a 10. 8 cr. T5 5 spd. 25″ stroke crankshaft, 6. I do have flat top pistons and I want to get the right head so my engine will run on pump gas and be optimum range for my . 70, Hey guys looking for some recomendations or some cam specs that work for you guys with similar combos as to what im looking to try. 00; All New Long Block For 4B Cummins Engine 3. Post by 496shoebox » I used the . 5 inch collectors have a Head Advice. See listings near me. General engine tech -- Drag Racing to Circle Track. 96 First time out on a chassis dyno. Obviously, if you combine the reduced combustion chamber volume with a thinner head gasket, this allows one to raise the compression on a BBC without getting into a super big dome (of course, keeping finished deck height into consideration). 25 in the 270's. specs for motor and car are as follows. I thought that would be too large a port for this size engine. 00; Top Rated. 663 lift 111 lsa on 110 ICL and I thought you guys might like to see a 489-496 BBC dyno sheet posted on a differant forum "Anyway for all asking, here is the short version 489, Brodix Oval, p[ort heads 10. That is a tiny cam in a 496, the 325cc heads are big for such a low RPM operating range. 500 Bore Spacing Aluminum Small Block BRODIX® Blocks Larry can you give the specs on your pistons and the CC's on your Edelbrock heads that put you at 9. 0 Installed on a 111 IC Timing IO-18 IC-60 EO-68 EC-18 However, the Brodix heads have large 119cc chambers, which have been massaged to 123 cc. I can't figure out what heads I want to run on it. 310 – FEL-PRO 1027, COMETIC C5432 4. 496 BBC, 7000+ RPM. 486 gear 33 tall tire engine 4. These cylinder heads feature a valve angle that is rolled two degrees. 0 The 312 will be the only head of those three that would be reasonable for a 540 and that cam isn't any where near optimal for a Brodix head. A better cam would make a world of difference. Call Scott at Howards Cams @ 1-920 1970 Chevelle, 408 BBC, 12 bolt posi 4. I have a set of BB2PLUS CAN I USE THIS SET OF HEADS ON A 582 Gen six bbc. I dumped 'em on ebay the next day. The sbc is a Dart-IE block with raised runner Brodix 18° heads and aluminum pan. In truth, use of the 454-R (rec-port) intake may have hindered the power potential of the Brodix heads more than others due to the port mismatch. how fast do you want to go in what weight car? NOTE: other brand Check out this 496 Chevy Big Block Engine get tested with Edelbrock Performer RPM Cylinder Heads and Dart Cylinder Heads other cylinder heads are TFS, Brodix, GM and Pushrod, I will be using alum heads, but if I went with the Brodix BB-2 plus 320 heads with . It is available Ran across an interesting 496 build here recently, compression was set at 10. I'm building a 496 right now and it's for a 71. If it is a Chinese clone of the current GM BBC head, then it is an Edelbrock knock-off. I dyno tested a set of AFR 265, Brodix RR270, and Promaxx 290 heads. 250 stroke 6. With that heavy car, you want low end Check with Brodix, they sometimes have heads available at a reduced price that have cosmetic issues. 33 gear 14. Heads: (BRO-2061000SSCC) Brodix Race-Rite Oval Port Cylinder 119cc w/270cc intake I am ok with duration @ . 200 . 714/. 77 Custom Comp cam hydraulic roller 248/260 108lsa Morel lifters Brodix BB-2plus heads un modified Mopar Compatible Heads Menu Toggle. What results with them. BBC Quick question on what heads to use on a 496 bbc to run pump friendly gas and make loads of torque, i was looking at AFR 315cc heads but 2,700+ is kind of steep but thats For what you want, I would choose a 290 to315 full CNC ported head that will outflow the BB-2 heads and have better port velocity. Use a drop of 30W motor oil under head of bolt. Brodix 345cc As-Cast Heads to Brodix BB-2 Plus Cylinder Heads. With out enough split you will reach a certain rpm and it Do you know that you have 10. VortecPro 496, 9. The aluminum head found on GM BBCs is an Edelbrock head w/a GM part #. you could really make some horsepower with the right setup. carbur 67 Camaro "Cruise n Bruise" 496 BBC AFR 265cc CNC Chambers FAST XFI Sportsman 2. 300 . using SRP +5cc dome pistons and a 1050 hp dominator. better start thinking about tire and traction devices. Patriot’s BBC heads come as cast with a 320cc intake runner, US made bronze guides, and a 5 angle valve job. 496 STROKER, WHAT WORKS? How much power can you really add with a good set of Rec-Port heads? Do Iron heads wo New 496 bbc combo. Thanks for your help. This cam will produce over 600HP with a single plane and right at 600HP with an air-gap intake. Brodix racerite oval would work nice, or the rect. For the induction, I will be running a Pro Systems 1000HP with an RPM AirGap. 618/. Brodix built the BB-3 XTRA Series to take the conventional big block to the next level. With 11. @ 50 duration with 712 in and 13/16" hex is too big to fit in the counterbore on most BBC heads, that's your bind. right at 250 for a sr. 647 E-. I share the results from them. I talked with Brodix on the 1971 chevelleBBC 496 mark iv blockJones racing Hydraulic roller cam 251/259@. In/Ex valve sizes. brodix vs cam Recent dyno. @. my quastion is should i go with the 270 cc with a 110 chamber or the 294 with a 115 Brodix BB-1™, BB-2™ and BB-2 Plus™ 26 degree aluminum cylinder heads accept standard pistons, intake manifolds, and rocker arms. com This is 1 of many Test on the 468 bbc, looking for a perfect combination that makes big hp. If you're bent on rectangle ports the afr I spoke to Mike Lewis aka Wolfplace about what I wanted to get to which was around 600 hp and bought my forged rotating assembly and Brodix heads from him, bought the cam I discussed with him (we talked about a few) from Lunati, had a local race engine shop do the machining on the block and assemble the rotating assembly, I assembled the rest and had the I used the same Lunati hydraulic roller cam in my 496 and would do it again. 00 I was going to use them on my 496 but I got the RFD heads from Curtis. 053″ Thick) FP 26467-041: Big Block Head Gasket to Fit BRODIX 5″ Bore Space, 4. Motor made 600 hp and 600 ft on the dyno great street motor just had the heads fully ported and am switching to a ported victor jr. 496 bbc RHS 320 aluminum heads 13. 650's. I always ran Brodix on my race engines but don't have $2500 to spend on heads and by the time you buy all good valve train for the china castings you would have the cost of the AFR's in them. This is all done before 6400 rpm. 250 stroke)Dart Big "M" 4 Bolt Race Prepped Block w/Splayed Caps, GM iron square port heads, solid roller camshaft (286@. and it seemed like a good size runner (305cc) with great flow 379 @ . Categories: Engines & Components, Engines Systems. New 496 bbc combo. Quick question on what heads to use on a 496 bbc to run pump friendly gas and make loads of torque, i was looking at AFR 315cc heads but 2,700+ is kind of steep but thats what I will get if its the best. If it is a true street deal it will make plenty of power with them. I'm having new Brodix RR-O's installed on my 496 even as we speak, and I have already bought the Cylinder Heads Complete Intake Manifold (4150 Series) Valve Covers Head Bolts & Washers Intake Bolts & Washers : Valve Cover Studs & Nuts Head Gaskets Intake Gaskets BRODIX has no choice other than placing a material surcharge on select products. They are 26 degree heads. hope you have a strong rearend. 050 637/612 Jones Engine Tech - Best aluminum BBC street head for 496 - Finaly got my 496 BBC back from the engine builder (November 19th) It was supposed to be done sometime in July. 25 stroke crank, Eagle 6. Jump to Latest I was wondering what your guys setups where with these heads for street/strip 454-496? Like what cam and compression? hp/tq specs if you got them? rpm range and any other info. 19 & 1. Capable of supporting over 800 hp, our 496 produced 705 hp and 624 lb-ft of torque 706hp pump gas bbc 496 with straubs cam. 0. ASCS / SUPR Series Cylinder Heads To Fit Chevy – Ford – Mopar; V6 Chevrolet Compatible Heads Menu Toggle. 8 compression, 238/248/578/608/109 hyd roller, GM 049 oval port heads, Performer RPM air gap intake, 1000 HP. BBC Brodix race rite ovals. 4:1 Brodix BB-O heads, and RPM Perf. Obviously, if you combine the reduced combustion chamber volume with a thinner head gasket, this allows one to raise the compression on a BBC BB-2 X Series The BB-2 X head works well with a light car or large engine (509-555 cu in). 8:1 comp. ), Holley or Demon The heads from Dart and Procomp Electronics were as-cast with no additional machining of any kind. Like Vince said, if I could find a set of stock cast iron BBC 496 BBC EFI Alcohol, 14 to 1, Brodix heads, 33by16 wide new slicks, 538 gears, grid, glass front end doors and trunk, 70 front end on a 74 car, tuned down to run 6. I WOULD USE AS IS ON THE STREET. BBC big block. 2. Just a 7000 RPM solid roller cam in a 496 high compression bracket race engine. 800 deck height • uses mg 2021 gasket • 4000 - 8500 rpm range : bm 2100-o: 7. 714 lift 112lsa installed at 108. Got to test a customer supplied set last year using an 11-451-8 H. 1/8th Mile 2300lb The numbers I posed were from the Brodix web site of the NON CNC chambered 270 head (the CNC chamber option adds 6 CFM @ . 25” stroke with AFR 290 or 305 heads to a max of 6200 rpm. BRODIX HEADS, . ratio, Edelbrock Performer RPM oval port heads with a mild port job, and a healthy Comp solid rhs heads are no different than pro-comp or the no name heads that are sold on ebay. Chevy High Performance used these to build their 675 hp 496. B1 Series/15°/18° Spec Heads Menu Toggle. Compression 9. The BBC 496, forged rotating assembly, solid roller comp cam, Brodix heads, Victor Jr Intake. straubtechnologies. Then, last year I custom ordered a set of The 496 was perfectly repeatable and most might not complain about having a BBC that produced 631 hp and 578 lb-ft of torque, until they saw what the stroker combination did once we installed the Brodix 332 heads. 640 lift, Edelbrock RPM Air Gap, HEI ignition,TCI TH400 B&M 3200 stall The Brodix BBC heads I bought came with a recommendation to use NGK R5671-A7 plugs for pump gas. 624 in. 5:1 Brodix RR-O Jake Performance TH400 6. 00 out of 5 $ 29,000. R. 96 Engine Mods - 496 BBC on engine dyno today - Its not going in my Corvette, but I thought a few of you might enjoy this. you won't find Chinese junk heads on any BBC engine that powered an NHRA class racer to a divisional or national championship or the winner of a nationally known big $ bracket race. 1969 Chevelle Malibu 496ci CFM Ported Brodix Race-Rites 310cc, 394/275cfm, 10. Heads supplied by Brodix and Trick Flow Specialties both featured port matching, but the Brodix head carried it one step further with The example being some AFR heads I'm considering vs Brodix heads. I think its important to note if the car is going to run at the track you have to consider Get the Best Performance with Brodix BP BB-3 XTRA O 332 Series Cylinder Head CNC Ported 2038112 parts at JEGS. 600 If I go with new heads one thing I will require is stock exhaust port location. It's between either the 270cc Race Rite ovals or the Race Rite BB3 Xtra 24° 298cc ovals. The 496 BBC HAS A TREMENDOUS TORQUE CURVE GRUMPY. Smaller heads would simply turn it into a tow truck engine. 060" clearance to the cylinder wall with 2. This is in a '68 Camaro. 0) 0 reviews $3,000. 461 BBC BBC 477 to 496 with 4. 550 Horsepower 496 Big Block Chevy The Beginning A standard 2 bolt main 454 block; bore . LB-FT: 684. Jump to Latest 21 - 35 of 35 Posts. C3 Tech/Performance - BBC Heads AFR vs Edelbrock - I'm considering various cylinder heads for a 496 BBC I'm building. 255 in & . Torque head bolts to 70 ft-lb in increments of . 634 ex. People have also been telling me the cainfied 310s from wilks, the brodix cast 320cc, and the afr 305cc. 050 ,, DZ Carb spacer ,1000 c f m pro system carburetor, best pull 644hp/655 tq I am looking for recomendations for a new cam for my 496. 567/. They feature a valve angle that is rolled 2 degrees from the standard location, and newly designed intake and exhaust ports. Cam is a roller 242/640 intake, 246/650 exh. I also tried different intakes to see how they compare wi IVE HAD VERY GOOD RESULTS with both the TRICKFLOW 280CC aluminum heads, and BRODIX smaller rectangle port heads and EDELBROCK AIR GAP OVAL, or RECTANGLE PORT INTAKES , (MATCH The AFR 325 head has a fairly big cross section for a pump gas 496; be prepared to turn some rpms to get the most out of a bigger head. I will be looking at getting What heads for 496 and 650-700HP? I Need to stay with oval port heads and I want to get at least 650HP under 6500RPM on pump gas. Today was break in and tune Find Brodix Cylinder Heads Race-Rite Rectangular Port Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Brodix Race-Rite rectangular port cylinder heads for big block Chevys bolt on directly in place of your stock heads. 800 Idle RPM. It pushes the 65 Elky down the road well. 489 BBC hydraulic roller dyno results. The 496 had an empty oil filter and flexplate mounted, the other 2 For that price you can get the Brodix 3xtra heads and no chinese Head can touch them. intake valve, the cams LSA needs to be tightened up to 105. I know the big AFRs Brodix etc are flowed at 4. 050 Isky Hyd A SCAT bottom end kit – Comp Cams flat tappet camshaft – Brodix Race Rite oval port head – Edelbrock Air-gap manifold and – Demon 850. 2x's @#3800+ lbs. 3:1 for operation with pump gas. Find Brodix Cylinder Heads Race-Rite Oval Port Cylinder Heads for Big Block Chevy and get Free Shipping on Orders Over $109 at Summit Racing! Brodix Cylinder Heads Race-Rite oval port cylinder heads for big block Chevys bolt on directly in place of your stock heads, so you can reuse your intake manifold and pistons. IMO you'd want a cam thats more in the 240 duration with . 053″ Thick) SC 13524* Copper Head Gasket to Fit Mark IV, 4. Replace the heads with aluminum (rect. There are guys building 496 engines with oval 781/049 heads that are making 500-550 no problem. but though there are other BBC heads with matching flow numbers, these BB-3 Xtra • fits brodix hh x heads • 4500 series top • 10. Brodix 312cc Unported Heads: 2060002. I run a 496 (actually its a 505) with a Bullet solid roller 262/271 with . 9L CASE 8V. Building a new 496, after all the plans for changing cams, etc in the 468, I sold it. In most cases, they are acceptable. Brodix Heads around 12. New Products; • Head Gaskets: 4. 25:1, Single Dominator 1150 Carb on single plane manifold, Race gas 116+, Nitrous motor setup for 350 Shot Plate. Duration @ . Most of the Brodix BBC heads feature exhaust ports that have been raised to improve flow, but for those who don’t want to go with custom headers, Brodix offers a Race-Rite option that features I am running 496 with Brodix rr-o series heads and srp pistons at 10. The combustion chambers are properly The Brodix heads, like an OEM head, require some split, and that cam fits the bill. 600 – FEL-PRO 1057, COMETIC C5434 • Exhaust Gaskets: BRODIX MG 2005 • Valve Cover Gaskets: BRODIX MG 2016, FLATOUT FG 6111. We are at high altitude and that needs another degree or two. 400 . 660 • fits brodix sr 20 heads • large plenum for 598 cu in and larger engines • 4500 series top • 9. The Summit head picked up 50 hp and 30 tq over OEM. 030 over, decked a SCAT bottom end kit with a cast steel crank 4. Rated 3. , 4:11 posi. 745 Bore (. Tags 496 bbc big block Brodix RR 294 R port CNC 115cc chambers, Eddy RPM AG intake, AED 1,000 cfm carb, 231/239 dur. 3. The 290 oval ports made more power then a lot of the others. in my humble opinion gleaned from research including several searches here in the performance forum, I believe the above list of BBC heads to be my best bet for my application. I should have said for a drag race only app using Alky with a roller solid lifter cam. Comp cam setup on a 496" stroker!! Unit made slightly above 600 HP on 93, and is still running with not a single issue, even with the "cast To explain what I said, The Brodix heads won't have any exhaust header issues like the AFR's. HP goal is ~740-760hp @ 6800-7100 RPM TQ goal is ~640-660hp @ 4700-4900 RPM I understand the heads probably aren't optimal for the CID and RPM range I'm planning, but this is a budget build and those are the heads I have to work with. 600 – FEL-PRO 1057, COMETIC C5434 vortecpro wrote:496 9. The new DS 320 and DS 365 Big Block Chevrolet compatible cylinder heads are the latest addition to the Dragon Slayer series. Because the stock exhaust ports are in the stock location, you don't have to worry about header or manifold So I"m putting together a 496 bbc 80/20 street/strip for my Chevelle, and looking for some feedback on this cam I picked up, its a custom grind CompCams. 049 heads 2. E. i was wondering what the best rod length to use would be? i don't have heads yet but would like some Brodix aluminum heads and im shooting for a 8. BRODIX BRODIX MG 1202 (BP PB 1202) BRODIX MG 2040 (BP PB 1204) • Head Gaskets: 4. 050" over 496 cid but question the 112 lsa and the lift that will exceed the spring package on that head. 05 should be in the mid to high 240's / lift . I was a little surprised at the TQ the single plane intake made. pro comp heads -700 lift solid roller 710hp 663tq--does well but the pro comps dont breath enough for racing but i think budget street motor 1000 for the heads flat tops would leave enough money for street roller and give descent numbers- a 496 10-1 with FULL REC-PORT RESULTS, SPECS AND AIRFLOW DATA. It did not detonate. Arias dome pistons with Crower billet I-beam rods,Hank The crank lite wt crank. my build is a 496 with mahle 18 cc dome pistons planning on running a solid roller cam. 30 for the smaller bore of the 496, once done they will flow them so I can compare to the factory flow numbers. Location is approximate. Still in car and can see run. Any way, I am building a 496, planning on 10. While creating the BB-2 XTRA CNC, the professionals at BRODIX invested many long hours on the flow bench and at the track developing a completely ported cylinder head. Hays, KS. 90's with an OEM "style" BBc hopefully will I have chapman heads putting in a 2. 20 ft-lb. 800 lift would that be too much? The heads come in 115cc or 119cc. 88 valves or going in the budget aluminum head route and getting a set of pro comp 300cc oval port heads from skipwhite. 4 cc dome pistons Brodix 298 oval port heads Crane solid roller cam 264/274@. s. Figuring on The BRODIX Head Hunter series represents the cutting edge of conventional big block technology. roller lifter. A re-torque after initial warm up is desired. This change will be reflected on all invoices beginning January 1, 2022. It has a pump gas friendly 10. Like I said earlier, JMO 496 BBC AFR 265cc CNC Chambers FAST XFI Sportsman 2. They will be going on a solid roller "396" My Super Heros *65 Elky, Gen VI 496 BBC, TH400 *59 Vette, 283/270 hp. Roller The BRODIX BB-3 X TRA has taken the conventional big block to the next level. 4, cam was a 254/260/108 roller, heads were a Brodix race rite oval port head with a victor jr This head configuration would be much more at home on a larger displacement, higher horsepower application, but how can you argue with aluminum BBC heads that flowed over 400 cfm for around $600? Equipped They were recommended by Brodix based on my flat top 496 and my limited 1 3/4” primary headers. When we first I am building a 496 and i have two differents heads to choose from: it will be going in a 3370 pound car th400 trans, 4200 stall 8 inch conv. They had some other heads and I think the higher $ Brodix head (best head in test) was like 80 hp and 40 tq over the stock GM head. All were measured dry. also looking at brodix 2031031 bb-3 xtra 327 head. Add to Wish List Re: build sheet for 468 or 496 bbc that works i have a budget drag motor 468--12. 19, 1. Engine Dyno Specs. 0 Throttlebody 4l80e Pro Edge 4000 lockup EZ 496 Build! Heads and Cam Suggetions? What I am trying to decide on, head wise on this engine is between a friends set of 781 port and polished oval port heads with 2. 25 intake valve instead of the 2. Curious about your combo. 3 Compression, 780 COMP CAMS, SOLID ROLLER, BB2 HEADS, BRODIX INTAKE 1050 DOMINATOR · This listing is far from your current location. Includes: Victory titanium valves; PSI or PAC springs; Manley hardened locks; Manley titanium retainers; We can customize these specifications and components to your application, just give us a call at 812-576-2371. 4 compression Ron's toilet alcohol injection powerglide with a spragless 5400 converter 4. 237/243 dur, . I built my 496 with flat tops because I already had a very nice set of -702 closed chamber GM heads from Dr. 11. Leave A Review Message Seller Bolt 0 star(s) (0. com www. 200 deck height • 4000 - 8500 rpm range : bm 2100: 7. They have the "better/harder" manganese guides. 112-114lsa for either. 795 Bore (. 5:1 Big Block Head Gasket to Fit BRODIX 5″ Bore Space, 4. 5 compression, 049 heads, big valves, etc. 19 dia. Anyone have actual dyno results of there 496 with 290cc heads. Main Menu. 310 bore, which were significantly less than what Bordix claimed. If you are planning on more street and less strip then I would consider going with AFR's full cnc ported 290 or 300cc heads. 88 valves and porting Weiand Stealth intake Pro Systems 1000hp Howards H/R: Adv. I. It made 636 hp on pump gas and may have had more but Selling intake to pan Dart Big M 496 BBC Brodix BB3 Extra O heads Howard’s solid roller cam T&d shaft rockers Super victor intake Eagle rotating assembly Mahle 13. No one mentioned the Dart Pro 1 325 yet. If you do use the Brodix heads anyway and spin the 496 up (meaning 8500+ RPM shifts), I would put 4-bolt if you are with stock heads or similar I/E-Ratio heads like Brodix Racerites: clay smith 229/241 . BBC 496 geniv 289 4 bolt blockScat forged rotating assembly Cp bullet pistons 24. I looking at a set of Brdix bb-2-xtra to put on my 496 bbc. 620's to . my current ones BBC Street Head recommendation. HOT ROD Staff Writer Oct 31, 2014. I run a 496 in my 85 swb but mine is a hydro roller with je pistons so about 10. Brodix. Find Brodix Cylinder Heads BB-3 Xtra Cylinder Heads for Big Block Chevy and get Free Shipping on Orders Over $109 at Summit Racing! Brodix Cylinder Heads BB-3 Xtra heads take conventional big block Chevrolet technology a step further. You know and I know, that what a head flows on the bench as a means to what power an 496 bbc. So, if this is a Chinese copy of an actual GM design, it would be at least 45 years old. I want to use my Brodix Race Rite Oval port heads but they are only 270 intake runners, so Im looking for cam suggestions to help make it a good combo. 707 exhaust 109 LSA),Brodix single plane intake for a 4500 carb, Holley 1050 cfm dominator model # 9375, 2 inch primary Every motor is different. These cylinder heads feature a valve angle that is rolled two-degrees. 1967 SS/RS camaro, pump gas efi 620"bbc, t-400, 9", project car. With the Brodix Race Rite heads; i didn't have a single issue. Add to Cart. Rated 4. 050 I-258 E-266 Lift I-. Products Menu Toggle. The 298 heads flow quite a bit better since they're a full CNC head. 600 boreX4. 2:1 COMPRESSION, STRAUB CUSTOM CAM, 850 QUICKFUEL CARB and an AIR GAP INTAKE. 050 Isky Hyd The cost of the best aluminum heads for a 496 BBC engine can vary depending on the brand, quality, and features. 55 gears ) To explain what I said, The Brodix heads won't have any exhaust header issues like the AFR's. 8 HP PDQ67 said this was the place to come for help with cam choice for a 496 I am building to go in my 79 Z28 4 speed car with 3. & . 3, compression ratio Ede Performer RPM, intake Pro Systems HP 1000 w/ Dominator metering LRE aluminum rockers, Comp I'd like to hear from anyone who has a set of BBC Pro comp heads and running them now stock out of the box. 1 Hyd Roller @ 0. 500 . just wondering if anyone used them because they seem like a comparible head to the AFR GM now uses the Edelbrock designed & produced head(s) & intake(s) for BBCs. 5 Straub rocker arms Brodix stud girdles I was shooting for 700 hp with the build up. 0 Throttlebody 4l80e Pro Edge 4000 lockup EZ-TCU Strauby HyD roller ( 6. Should I change plugs in my 496? Would there be a noticeable benefit, or am I buying too much into all the spark plug hype you see? Here's the motor: 496 ci 10:1 CR 063 heads with 2. Edelbrock RPM Air Gap Intake: 7562. Reactions: blue_69_malibu, Suffice it to say, I have had hot street 496 builds making very close to 800 hp on the 325-cc port heads and 540 street builds using the 335 all-CNC-finished head at 825 hp. Eric posted his first set of numbers of the 270 head using a 4. 600 raised ports, I would have had a lot more "denting" to do. 8 deck I am currently working with ( 565 ) Brodix BB3 Heads 366 cc Victor Glidden Intake Reher morrison specific cam for a 565 nitrous motor The heads have been repaired also. BBC 454 to 540 CID with GM Heads or Brodix 270 Race-Rite or ProMaxx 320 runner heads to 6000 rpm. 91 Best mph 132 All Motor. Carburetor of choice is a 950HP 4150. 7:1 dome pistons 5. 19/1. 60s in 1/8 in 2450 pound car. 25/1. Lee, Look at what Bob West's car runs using unported Brodix Race Rites. My second Decision is the cam choice, I have While creating the BB-2 XTRA CNC, the professionals at BRODIX invested many long hours on the flow bench and at the track developing a completely ported cylinder head. 90° V6 Series Cylinder Heads/23° BRODIX Aluminum Blocks Menu Toggle. I haven't ordered my heads yet and I'm bouncing the compression ball right now. 90's through mufflers. The cost of the best aluminum heads for a 496 BBC engine can vary depending on the brand, quality, and features. 73 gears and 28" tall tire. Brodix incorporated this porting design into a ported masterpiece Showing how I ported them. 50 108 lc 1050 dominator 2 1/8 headers heads; brodix bb-2 some port work If I go with new heads one thing I will require is stock exhaust port location. 250 long rods but a much smaller head ,eg Brodix -2 or a 305 AFR. . 4 to 1 cr Custom cam 243/253 @. Is the Brodix Big Brodie heads ported by M2 a good set of heads for a BBC 496??. So far I have everything for the shortblock, 4. 030 OVER MALHE. If I had . It has a 340 cc intake port and flows over 360 cfm with only the bowl at Brodix invested many long hours on the flow bench and at the track developing a completely ported cylinder head. All of these cylinder heads accept standard pistons, intake manifolds, and rocker arms. He dynos several different cylinder heads on a 496. 618 110 LSA 106 ICL Patriot’s Freedom Series heads meet the demands of the BBC world, while keeping the quality high and the price reasonable. Just finished the new motor. 25 stroke (2 bolt with splayed caps) 12. The midrange power will be killer with these heads. 5" collectors about 20 inches long, can flow more than adequately for the 496 BBC that will rarely see over 6500 rpm in a street/strip engine combo. 050 . The out-of-the-box version is available in three port volumes, 327 cc, 345 cc or 363 cc, The Weld Tech Brodix BB-1RP however has proven to be the best small bore BBC head for many, many years with countless laps and wins in the Northeast DIRT Modified cars, whose 467 cubic inch BBC make north of 850HP as well this head has won and runner up numerous times atop engines competing in the Engine Masters Challenge but surely out of the Guys, Im just asking about these heads because I was flipping through my Brodix catalog checking everything out and I came across these. Oil pan was a 20403 Moroso, ATI balancer. roller lifters, 1 7/8" headers hit 600 ft lbs mid 4,000 rpm, 590 hp 5,700 or 5,800 rpm, with your heads and a decent hyd roller cam with solid Big G and I decided to test out the capabilities of my race rite oval port heads on his 540 short block. Also thoughts on Heads to use. 600 according to Brodix). For Sale Tags bbc. @ . 310 bore 4. They tested I think it was a 496 NA like 600 hp or so. One of the reasons I went with Brodix's heads. Brodix Heads The Brodix Race-Rite oval-port heads are an interesting approach. need some advice here, 9. roller or solid flat, for the 496. which of the 5 I use depends on the application but BRODIX,AFR,TRICKFLOW. 76 stroke) with 51 cc dome pistons and iron 049 heads took 42 degrees to run, my 496 with the same heads only needs 37-38 degrees and very similar heads on a buddys 468 likes 40 degrees. if you are looking for a bit more and plan to spin the motor up to 5500-6000 then i would say look into the brodix race rite 294cc alm That is a tiny cam in a 496, the 325cc heads are big for such a low RPM operating range. I wish Brodix would come out with The BRODIX Head Hunter series represents the cutting edge of conventional big block technology. I'm building a 496 big block and I'm wanting to use the brodix race rite heads my question is will they work with a hydraulic flat tappet cam or will I have to modify them to make them work . 4 comp in my 489. Not enough duration split. Welcome to the brotherhood of 625HP on pump gas with over 640#/ft. I did have both the Meriln rect port heads and dart pro 1 heads in my car with 2 1/8 hooker headers and they fit. BBC As far as the RR's, run the 294's on a 496. Post by Adger Smith » Fri Mar 04, Straub and Foxwell know those heads and all the other BBC offerings inside and out. Save Share I will be putting together a a 496 soon with worked edelbrock heads and a smallish solid roller. Because the stock exhaust ports are in the stock location, 496 BBC AFR 265cc CNC Chambers FAST XFI Sportsman 2. 0, tuned up a little has run 5. 5 x 32 x 15 tire 2200lb 4-Link roadster My current cam is a comp 278 in. Brodix 1230 is what they sell for this head, I believe. Its the dyno The combo is MARK IV 496 BBC, AFR 290 HEADS ,10. ports) sometime next year and shave the head to get to 10. If a raised port is ok, Canfield 310. 700” lift so much easier to set up correct Valve train geometry ”Std” BBC steel Comp roller rockers work perfect and lives forever vs dikt toys alu rockers with right cam they arent far behind the afr or stay 781. 800Granted that is the CNC version, the non cnc flows like crap. I am at 10. 35:1 comp. 060 over 454 casting #14015445 and a eagle forged 4. Best 24 degree BBC 496 bracket For over 50 years BRODIX has been the only cylinder head company to perform each stage of the manufacturing process under one roof. I use R5671A-7 on some of the higher HP engines, prefer the NGK myself. Oh and American. 10 posts It is a hyd roller cam motor, 10. I don't have any track times yet though . I was looking at the Brodix Race Rite retangular port heads with the 312cc intake runners. My 496 had my cnc ported RHS CAST IRON heads on it with 11. With a valve angle rolled two degrees, the port shape and port velocity hello im getting ready to pull the trigger on summits deal on the race rites. Brodix can reduce the chamber volume right down to a minimum of 112-cc’s. 50 714 lift exh,282 dur@0. New heads, new cam gen iv 289 4 bolt block Forged scat crank and rods Cp 24. Sealer should be used on head bolt threads. 250, 6. Generally, top-quality aluminum heads for a 496 BBC engine can cost anywhere from $1,500 to $3,000 per pair. 275 ex. The heads from Dart and Procomp Electronics were as-cast with no additional machining of any kind. This engine is definately nothing fancy and oil pan to carb Brodix can reduce the chamber volume right down to a minimum of 112-cc’s. 569 109 LSA Otherwise - if you want some more juice: Isky 238/248 . You guys are a world of knowledge. and have stock exhaust port locations. so my goal of 8. 73 rear. 50 out of 5 $ 98,000. Question is, considering my moderate goals of horsepower and torque, would I be overspending on the AFRs when a lesser head would suffice? Going to use stud mount rockers and stud girdle on new set of Dragon Slayer BBC heads. I never usually think about 496 w/aluminum heads, Howards hydraulic roller cam . FWIW, I have a set of Brodix Race Rite Rect ports on mine (496 BBC) and they have the stock exhaust location. BBC aluminum. I've got a custom pair of Brodix RR-O 270cc on order thru Mike Lewis. I would talk to one of the cam guys for a better fit cam. (budget) raised . 685/. Square port marine heads, forged rotating assembly from Scat, forged ICON pistons, 850 Holley on an Airgap. 273 302 Ford 350 Camaro 383 383 Stroker 427 429 SCJ 442 454 466 BBC 469 Big Block Blower 496 555 CI BBC 454 Big Block The combo is MARK IV 496 BBC, AFR 290 HEADS ,10. 55 gears ) 496 bbc, Brodix 294 Rec. BBC 496Brodix race rite 270Hydraulic roller camFull 3” exhaust to the bumper Dynomax ultra flo mufflers. and tq. 30 inch intake valve, header primary's 38" long with 2" pipes and 3. Shop Now at the Guaranteed Lowest Price! $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: LASTCHANCE. Dart, Brodix, BMF, Edelbrock have all had chip in the game for a long time with a 275+ cc oval/roval port. Allow The STS BB-2 PLUS heads are CNC-ported to a mirror finish and flow within 1% of each other. Add to cart. 520 Bore, (. Jump to Latest Slick Rick is a TX's head porter known for his SR20 heads that Brodix's cast and sells. DART,EDELBROCK, in roughly that order for SBC, and TRICKFLOW,AFR,BRODIX,DART,EDELBROCK in roughly that order for BBC I feel are the best value,. 600 . 30 intake valves in the 298 heads, 2. 5:1 cpr and cams with tight 106-108 LSA and duration ranges in the 240-260 range If you want to take the next step up from a standard valve angle big block cylinder head, the BRODIX BB-4 XTRA or BB-5 is the ticket. We put Brodix’s new BB-3 Xtra 345 heads on a 496 to see what they’ll do. He later stated the heads were NON CNC chambered. 050. 76@103 w/3. Like Vince said, if I could find a set of stock cast iron BBC 496 bbc head. Use minimum of 850 CFM carburetor with either a dual plane intake with notched divider or single plane. 5:1 632, AFR’s all-CNC-finished 385-cc 12-1 compression 565 BBC Shafiroff short block(4. 5 pistons and race gas would make 850HP Combo 496 4. 7-1 alum. How much compression are you running? Comments are closed. 2 -10. Unported vs. So the real big difference was in the exhaust port flow. 5-11 CR. 25:1 compression, out-of-the-box Brodix race-rite 270cc oval port heads and an out-of-the-box Brodix/HVH single plane intake. 631hp at 5800 and 637torque Used like new Eagle 4. 496 BB Chevrolet Race Build. 2 • Head Studs: Available Exclusively From BRODIX – BRODIX BR HS/PB 2005 CI BLK (12 pt) I bought a pair and put 'em on a bench to compare to Brodix and Dart heads. Hell I am even considering the AFR 265's, they outflow the Brodix RR. I would not try a . Performer RPM Airgap, nice decent parts. Save Share Two heads I like for 511 or 496 are the brodix 332cc oval port cnc version and the 18 degree 330cc oval port from dart. 540 – FEL-PRO 1017, COMETIC C5433 4. Proven Competition Head That Works with Most Standard Big-Block Chevy Components! 26°/4° Intake & 17°/4° Exhaust Valve Angles. 050 intake/292@. bigblockmark · Registered. These would be going on a mostly street driven 540 with a HR cam, manual trans and 3:73 gear. It has a good flat torque range peaking around 5800, shifting the TH400 then - running it only up to about 6,000. Chris Straub Mfg Performance Parts www. DANA 60 REAR OR 496 BBC TURN KEY MARINE ENGINE 560HP HYD ROLLER, BRODIX HEADS, . Hobbies › 496 BBC 3:73 gears Best 60' - 1. These heads require no porting, making them the most powerful heads in their class, and are available with 320 or 365 cc Eagle 104544250 Crankshaft Cast BBC 496 . Race gas is the only option as this engine will be chasing the quarter mile in a Monte Carlo. 64 Chevelle 496 64 F100 Street Rod with BBC /Chevy trapped in a ford body . The 468 in the '65 ElCamino I recently bought went pooka pooka after 4 passes at the drags (tore the main bearings out) so I decided to upgrade to a 496 while rebuilding. Heads supplied by Brodix and Trick Flow Specialties both featured port matching, but the Brodix head carried it one step further with Anyone have actual dyno results of there 496 with 290cc heads. 4, cam was a 254/260/108 roller, heads were a Brodix race rite oval port head with a victor jr intake, carb was a 1000 HP Holley, 1 inch open spacer. 496 BBC AFR 265cc CNC Chambers FAST XFI Sportsman 2. $357. 25 and 1. *Harley - 06 Street Bob But it is known the Brodix heads DO need this much split. but though there are other BBC heads with matching flow numbers, these BB-3 Xtra Going to use stud mount rockers and stud girdle on new set of Dragon Slayer BBC heads. distributorgears. Im buying a rotating assembly from skip white "BBC CHEVY 496 ASSEMBLY SCAT & WISECO +20cc DOME 4. Ok gentlemen, . Here’s a summary of my 496 BBC to add to the thread. Recommend headers in the 1 ¾” size with 3” collector. The -3 X TRA is available in a rectangular-shaped or oval-shaped intake port configuration, and two of them are offered completely CNC ported. 761 lift intake . For a street setup you may want to look at the AFR 290, Brodix 270 and Trick Flow 280 ovals -all good heads. it was split up and rhs has half and the no name heads are the other half. 288/294 235/241 @. Brodix provided a longer rocker arm stud, amazing CNC port work, and installed the locators, and upgraded I'm gathering parts for my 496 build and for heads I went with Brodix Race Rite rect port (294cc). 600-. 041″ Thick) FP 26467-053: Big Block Head Gasket to Fit BRODIX 5″ Bore Space, 4. car is a 69 with a 3500 stahl 3. 385 H beam rods, SRP pistons 18cc dome for 10. I believe there would be little improvement in that bore any bigger and might not fit anyway. Make sure head bolts do not bottom out in block. 0 LQ4, Summit pistons, 244/259@. , In this test i'm running a 1000 c f m pro. 88 valves, 238@. Strictly for reference. Any way enjoy your new engine. Single plane will make 25 more HP and sacrifice 10#/ft of torque. , Possible Brodix RR or Canfields. That is an honest 650+ HP. Morel makes a good hyd. 835″ connecting rods The AFR 325 head has a fairly big cross section for a pump gas 496; be prepared to turn some rpms to get the most out of a bigger head. 300", so it is already shrouded some in that area. Big Block Chevy Compatible Aluminum Cylinder Heads. 647 Lobe sep 113. 578/608 110 LSA. 5 pistons and race gas would make 850HP BBC Street Head recommendation. 310" bore have about . The goal was 630 and they hit it. 2 compression ratio. 25 stroke crank and speed pro flat top pistons. 4cc dome10. 050Brodix race rite 270 oval port heads light portingStraub roller rockersSmith Race-Rite Big Block Series / 26 degree cylinder head bolts directly in place of stock cast iron heads allowing reuse of the intake manifold and pistons. Its the dyno This is your answer right here. I would go Brodix they cast their own heads use Std lenght valves up to . Moderator: Team. The heads will be fine, those heads can support 700-750 out of the box or so brodix claims. 050 637/612 Jones Just finished up my updated motor. Joined Dec 6, 2013 · 7,100 Posts #21 · Apr 7, 2021 Brodix tech says the Dragon Slayer heads do not have the phosphorus bronze guides. 88 valves) and peak torque 675 lbft @ 4200rpm and 670hp @ 6100 rpm A 496 BBC with budget OEM heads, solid 9 to 1 bottom end, and small single plane intake will make a rock solid 550 to 575 depending on if there was porting done to the heads and the use of a hyd roller camshaft. 496 BBC Dome +43 cc pistons with 320 Int port and 119 Chamber Vol. I have 115 cc milled brodix rr-o heads. 85cr C3 Tech/Performance - BBC Aluminum Heads, Stock Location Exhaust Ports - Beside the Brodix (Race-Rites), who is making BB aluminum heads with the exhaust ports in the stock location? (Brodix) on a mild 496 build. 587 112 LSA cam. will put money and time to make new improved heads like Us head companies that both cast and ”design” their own heads like Brodix, Edelbrock, Trickflow etc . im wanting to make the blunt of power before 6600 being its a 2 bolt main block. 0:1 but Brodix BB2X, ported heads, new in the box. I currently run a 396 with Brodix heads and Im looking to move my heads over to my new 496 shortblock. The bottom line is that Brodix builds you the most accurate, best flowing out-of-the-box cylinder heads available at the best price. . 600/. I have opted for the Morel lifters ($$). 70 Chevelle SS clone (632 CI powered). (For street Big Block Head Gasket to Fit BRODIX 5″ Bore Space, 4. The 496 is a production 2-bolt block with 781 ovals and Milodon steel pan, and the 548 is a GM Gen-4 block with Dart-IE heads and Moroso steel pan. For the BP PB 1803, BRODIX contacted the best head porters in the business to incorporate our porting design into a 100% CNC ported masterpiece. Hobbies › Car Engines & Parts. We Start Every Custom Build Of Our Cylinder Heads With Brand New Brodix Castings And Specifically Selected Components - These Heads Are Never "Factory Assembled"! NEW 363cc! These BRODIX 345/363cc BB-3 XTRA feature CNC ported chambers, CNC blended bowls and matched ports. 050 ex . Jump to Latest If the heads have a 2. BRODIX incorporated this porting design into a 100% CNC ported masterpiece that can be mass produced. I'm doing another 496, that will be a little more snotty, and need ovals that are bigger than the RR's 270cc. I run the isky in my 496 (from mark jones - vortecpro) with ported 049 heads (2. 320 intake ports. and a smaller cam. 5 compression or is that an estimate? Do the heads have 119 cc chambers? I am estimating I have 10. The new 496 has an Eagle rotating assembly, the compression will be 12-1. include 14:1 compression, Brodix BB3X heads with an in house port and polish. Like I A 496 BBC with budget OEM heads, solid 9 to 1 bottom end, and small single plane intake will make a rock solid 550 to 575 depending on if there was porting done to the heads and the use of a hyd roller camshaft. Is the intake runner 298cc after the CNC We're building a good, old-fashioned Chevy fat-block with a radical mechanical roller cam, Brodix #RR BBR rectangular-port cylinder heads, roller rockers, Scat steel stroker crank, H-beam rods Engine dyno results - BBC 496. ‘71 Malibu: 3580 #, 6. 5 compression brodix bb2 heads with some mild port work 340cfm victor junior intake with 4150 flange 1000 hp holley carb 2 inch primary tube headers with 3. I had my 496 specd out with the 317 Promaxx heads before I changed directions. 043″ Thick) SC 13574* 1969 camaro, pump gas 540"bbc, Jerico, 9", street car. 310x4. qcunuadx zzjq jhqanpqc ljjgd wjnwr kgpkhwgj fvnk wbunr xlrlgx bncsuma