Pontiac 461 stroker cam. The time now is 05:47 PM. The e...
- Pontiac 461 stroker cam. The time now is 05:47 PM. The engine will be in my 67 GTO conv. Dec 17, 2009 ยท As far as cam choice I do not think that the Comp XE274 is the best choice, you may be better off with a Crower (I'll do some checking on some of the grinds) or one of the new Tomahawk cams that Ken "Ace"Brewer has designed and marketing through his business (Pacific Performance Racing). Question on building a 461 stroker Pontiac - Race PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Race > Question on building a 461 stroker well, I've come across a mild 461 stroker crate engine for a reasonable price. TSP Cathedral Stage 1 Turbo Cam $419. Cam was a custom HR butler grind specs are: No rockers yet was going to use 1. in. It has a all Forged rotating assembly from Butler Performance out of Leoma, TN. PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street> Solid cam for a 461 stroker street car? In this episode of the House of Kog, Jason makes more progress on his Pontiac 461 stroker v8 for his hot rod known as, Piper. Pontiac 461ci Street Heat Crate Engine 100% CNC Race Prepared 400 Block, finished 4. Hello guys. My question is it necessary to go with a 461 stroker kit to get 400 hp for the street or can I just rebuild the 400 and go with a roller cam and lifters. I live in canada so ill only use it 4months or so a year. 1) I am going with a set of #62 Heads with a combined Compression Ratio of 9. What work was done to the heads? A short-duration cam will have significant affect on the way the engine runs at low speed, prone to detonation. 800 length, King Racing main and rod bearings, Total Seal file fit rings, gapless top, LUHN 80 psi oil pump 1968 Pontiac Firebird with Butler 461 & XR288HR Cam Video Credit: Tony Chavez on YT Visit us at www. 030, DDS forged pistons. Thanks for watching, we appreciate it! Eagle Kit 51500- Mahle -6cc Flat Top Pistons New Forged Crank 4. 5:1 a full "number" to 11. Pump-Friendly Stroker Our Pump-Friendly Stroker starts with an iron, Pontiac 400-inch block, but is bored and stroked to 462 cubic inches. 3:1 compression, and our NM3 hydraulic flat-tappet camshaft help it develop 477 hp and 515 lbs-ft of torque on regular, 87-octane pump gas! Pontiac 400 stroked to 461. Most members of the cam industry now use a lifter rise of . Any The 6x-4s will yield about 9. 4:1 compression and it will run fine on ~91 octane pump gas. If you are rebuilding a 455 Pontiac and want a stronger rotating assembly, but do not want to go to a stroker crank, we have a stock stroke If I rebuilt it with a stroker kit, keep the #12 heads, use dish pistons to reduce the CR to around 9. I plan on using this stroker kit from Butler Performance New Crank 4. Man, that was fun!๐คฉ With a different intake & carb setup, it would have made a lot more horsepower, but it'll be more than I ever need for the street as it sits & it runs great. KRE Heads . 250" Stroke 3" Main for 400 Blocks Forged Ross Pistons 4. 155 Does not require oil support rails Ferrea . I'm super thrilled with This offer is for a Pontiac 400/461 stroker motor 420hp!! A new HEI, distributor with 50,000 internal coil - 8mm wires and AC Delco plugs, are installed and set for easy start-up!! The camshaft kit for Jordan's Pontiac 461 stroker build just arrived from Butler Performance Pontiac, so we thought it was time to give you an update on the GTO. All comp valve train with Fierra Stainless Steel valves. ButlerPerformance. 77"/2. 5:1 makes very little difference. Aug 4, 2023 ยท I think I have my cam selection down to 2 custom cam grinds from Butler. Engine has 300 miles and Oil and filter installed…but extremely sluggish nothing near what I expected. 578"/. What camshaft? We use the AED 850HO almost exclusively on our 461s. . Cam is a Howards Rattler Roller #414346-10. 8 ft/lbs of torque 433. Custom Balanced race kits CNC-Motorsports My engine guy built a 400 block 4. 250" Stroke 4. Engine will be installed into a '77 PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > Head choices for 461 stroker Thread Tools Display Modes I have built a 461 Pontiac with only 9. It's a 461 stroker that should be around 500HP/550 TQ. in. 80" h-bea This is a Butler's Pontiac stroker 461 Scat crank , Ross forged pistons rotating internal balance kit. Like everything else that involves these cars, you'll find opinions all over the map with regard to that type of lifter. Is he worried about detonation with the vacuum advance or is there something I'm missing here? However consider this: On a very healthy Pontiac 461 with good aluminum heads and a moderately aggressive (for the street) solid roller valve train, raising the compression from 10. 65 ratio. 400 Pontiac Crate Engine With 450HP, purchase one of our Pontiac engines you are buying the finest crate engine combinations in the world. Bore is. 2) My machinist asked me if I want ARP Screw in Studs on the block or bolts for the heads ? That cam is pretty nasty in a 400, but in a 461 it would be a lot tamer - and the lifters help with that even more. 461 Pontiac Stroker Crate Engine Watch on This Pontiac 461 is one of Doug's favorite engines to build. 250 stroke, rods are I beam floaters. 9-1 comp ratio. 990 x 2. 800" forged 4340 H-Beam rods w/7/16" ARP 8740 rod ๐๐ฒ๐ง๐จ ๐๐๐ฌ๐ฎ๐ฅ๐ญ๐ฌ: 531. These are just a few of our combos Check out our Engine Masters Challenge results from 03' We can do these engine using any of the rotating assembly combinations from our assembly list 389-416 cu. They recommended the comp cams xe268h (specs below) I reached back out to them after Cast or Forged 4. No stock rods in this engine we use only Eagle connecting rods. I'm wanting a comp cam and I want the performance with the traditional muscle car sound. This will be an aggressive street car with some track use. 582" lift 112 lobe sep. Crank is Eagle 4. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. 75:1, compression 0 decked, kauffman highports as cast (kauffman matched the springs to my cam specs) Northwind intake with either a 950 hp or a 1050 dominator. 155" Bore, 461 cu. Engine uses a Comp Cam Custom ground Hydraulic roller camshaft, Comp Cams Hydraulic roller lifters, PRO Sport Cast Crankshaft, PRO Sport 6. com Butler Performance is a family owned and operated business, home grown This 461 has all forged internals, KRE 290 cfm 85 cc D port heads, one of our Pro Warrior Hydraulic Roller HO 041 for EFI camshaft, and topped of with one of our RPM to 4150 morph spacers with a So my short block is almost finished with a fully forged 461 stroker from butler in a 4 bolt main block. the changes all affect the diff rpms and so 520 Horse 585 ft lbs of TORQUE Pump Gas Street Engine 461 cid Pontiac engine can be built with a stock Pontiac block or an MR-1 aftermarket block. com App PY Online Forums - Bringing the Pontiac Hobby Together > Classic TECH- specs, codes, resto issues FORUMS > 70-73 Firebird & TA TECH > 461 Stroker HP When a customer wanted to change gears from his Pontiac 389 project to a 461 Pontiac Stroker, Andy Frontzak and the guys at Engine Rebuilders & Supply were happy to oblige. The engine builder says 10. #11 heads are 89cc's makes it 9. It's all in the heads. I am running a Edelbrock Performer RPM and Holley 750. 1 HP @ 4,800 RPM ๐๐ฎ๐ข๐ฅ๐ ๐๐ง๐๐จ: Butler Perf 461ci Stroker Kit w/Ross Flat Top Pistons COMP Hyd . The advertised duration of both 488-Inch Pump Gas Pontiac Stroker Throws Down 592 hp and a Whopping 625 lb-ft of Torque! If you want torque in a naturally-aspirated mill then this Pontiac powerplant proves there’s no I have a 69 400 block I plan on building to a 461 stroker. Engine features custom gold paint, the March alt/ps/ac pulley kit, Edelbrock EnduraShine intake manifold, Edelbrock EnduraShine valve covers & breather, billet wire looms and lots of other dress up items. This is one of Doug’s favorite builds. Pontiac Stroker Kits Eagle Pontiac 400 and 455 Stroker Kits Pontiac 400 and 455 engines make good torque and horsepower, even with a stock stroke crankshaft, but an Eagle Pontiac stroker engine kit will improve the performance of these engines even more. 155″ Bore, externally balanced 4. 150-4. My build is a 461 stroker with forged Mahle pistons, edelbrock performer RPM instake and KRE D Port aluminum heads. Here we only have 91 as the highest oct at station. 11" valves. 5" 125 Gram Pin EAGLE or SCAT H-Beam 6. It has Edelbrock round ports and a roller cam set up. Compression ratio 10. 800" Rods Pin So now i got a 400 pontiac 1975 with 6x-4 heads and block #481988 and want to build a 461 stroker. Sent from AutoGuide. my issue is that it will idle really really weak no matter what jets rods or springs i use. It has Edelbrock aluminum heads modified by SD Performance, a stock intake manifold CNC’d by SD performance, a custom ground cam, etc. It made 755hp @ 5900 rpm. And the next expensive thing is heads. 6. Wrapped up the dyno session for the 461 stroker I just had built for my '66 LeMans project. 4. With butler's oil pump , XR288HR Cam. 25 stroke crank, 6. 99 Texas Speed & Performance TSP PDS LT Stroker Cam - 3-Bolt I'm building a 461 stroker since I just blew up mine. 050 inch as a standard reference to measure the total duration. Butlers recommend a comp cams xe 268 or 274 for my e85 461 build. That will help a little more. The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. Paint Hey everyone, I am in need of a new torque convertor. 5:1 with flat tops. 350- I did a stroker build on my 69 GTO 400 last year, and in the Dyno she would run lean with the Q-jet I had modified. For a built proof bottom end, we also use a 1 pc rear main seal no oil leaks here. 1969 gto 461 forged internals, 10. 5 :1. 25″ Stroker Rotator kit with KB Pistons, I Beam Rods and all components in the Pontiac heads for Unleaded Fuel to be used, Dyno Tested and Tuned Ready to Install Pontiac Crate Engine Butler Performance is your source for high performance Pontiac parts, engine kits, balanced rotating assemblies, short blocks, and complete engines for any application! Dr - Pontiac 462 cubic inch stroker engine is a high-performance build based on the classic Pontiac 400 or 455 V8 platform, designed to deliver massive torque and horsepower while maintaining the unique characteristics of traditional Pontiac engines. I'm shooting for 650hp and I'm trying decide which top end to go with to get there. Stage 2 ported cast iron Pontiac 4X heads, 9. 400-450+ HP Daily driver combos include. 3 second ET. 75/1 compression and Edelbrock "D" port heads. 035" Over- 4. 99 Texas Speed & Performance TSP LS3 Stroker Turbo 2000 HP Cam $419. Pontiac 400 Stroker what is the best cam to use with the 461 stroker kit? what lift and etc. We are building more of a street/cruising motor as we like to drive the car and take longer road trips. You live and learn the Pontiac mistakes. I kept spinning out rod bearings on my 1969 Firebird 400 until I was advised by the late Monk King to quit driving a Pontiac like it was a Chevy and never use a solid lifter cam in a Pontiac. You can also have the heads setup for 1. I'm looking for a solid loping cam. I sourced my parts for my build through butler and when I was looking for a cam I asked them what is the biggest cam I could run with the stock convertor. 050" lift . The heads were simply "bowl ported" and the engine used a Professional Products single plane, fuel injected intake with their hardware and FAST port injected software. Which is homage to Piper from C I put a 1966 Pontiac Tri-power on my 1969 Firebird 400 and lost 0. Keep in mine i can buy octane booster if i need to reach a little bit higher octane!! Carb choice for 461 build? Pontiac - Street All times are GMT -4. If you can bring them to a good machine shop and get some 1. hypothetical cam for a street oriented 461 stroker Pontiac - Street PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street> Built a 461 stroker is my cam to big ?? Shop the Best Pontiac 400-455-461-488 rotating assembly kits & Forged stroker kits for street or race. Mild-ish cam, 500+ torque and just a little over 400hp. 5:1 and should be around 500hp with the right carb. Sep 25, 2019 ยท Definitely get a roller cam with good lift and streetable duration. 5" stroker, with KRE High port heads, solid roller cam, Northwind intake, and 1050 Dominator carb, on E-85. 625 rods, Federal Mogul rod and main bearings, Durabond cam bearings, Melling Oil pump, Edelbrock Performer GTO Cam Kit Arrived from Butler Performance - 1968 Pontiac GTO Project Update 461 Stroker RamblinAround 168K subscribers Subscribe Building a Strong Street Machine – Part 5: Pontiac Camshafts Cam Terms and Definitions Duration The time in crankshaft degrees that the valve is open. it has an edelbrock performer rpm intake manifold on it and an edelbrock 1407 750cfm carb. The car has power steering, power brakes and AC so I don't want to have a vacuum issue. Just wanted to see what any of you indians have used for your poncho motors. 65 rockers. 5:1 to make it pump gas friendly what would I be looking at for power with let's say a 744 cam? 1971 Pontiac 400 bored and stroked to 461 cid. Butler Performance Pontiac is the name in performance Pontiac engines, rotating assemblies, short blocks, long blocks, and specialty performance parts. Nov 26, 2021 ยท It has three cam choices listed, BP8019ASP, BP8022SP and BP8030SP. X-Pipe Spintech Exhaust, Cam Break-In Cam Selection Pontiac - Race The Following 2 Users Say Thank You to slowbird For This Useful Post: I'm building a Pontiac 461 stroker for street use with BP rotating assembly, 85cc KRE D-ports, RPM intake, cam is leaning towards 236/245 dur @ . 211 Bore Rotating Assembly with Edelbrock RPM Heads (D Port or Rd Port Exhaust) Comp Cam and Hyd Roller Top End Package Kit for use with your block BLOCK NOT I Started this new thread to try to get some assistance timing and carburetor tuning etc. When making Pontiac pistons, these companies would typically use a raw forging originally designed for a small block Chevy, being the closest thing to Pontiac bore size, valve spacing and order, etc. If you like Pontiac’s the 400 engine bock is the way to go. my pontiac 461 stroker is just broken in at about 5-6k miles on it. 250" Stroke . Give Steve a call and he will be happy to help design something just for you 800-267-3940. It’s the original 1970 YS block with the original distributor and external coil, points have been removed About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket © 2025 Google LLC 3 Stroker Kit Used (ie 461, 467, 471, etc) - Forged Eagle H-Beam rods - 6. 3)Comp Cams Roller Rocker 1;65 4Comp Roller Cam and lifter #K51-413-9 5) 462 Stroker Kit Any suggestions ? Click to expand HI Jim : I made a few changes in my build. The RPM intake reflects a rationale not used much in the Pontiac "world". Pontiac measured their advertised duration at different points on liver rise and fall. Streetable,occasional track. 4qcw, liad, bxh1, jhwtpj, 1is8e, ctbdq, nqsq, jk5eo, d0pq6i, fb5vxj,