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Building a 6800 rpm pontiac 400

WebMay 20, 2010 · 396 Posts. #3 · May 16, 2010. def 383 stroker, 400 poncho's can get expensive fast, sbc on the other hand, they are getting cheaper to build, plus on the other "GOOD" hand the 383 can put out more for less cash, i currently started to build my first 550-600hp 383, do some research on the 383 and you will be ready to go!! thats my … WebNov 1, 2008 · See all 19 photos Joe Sherman Racing Engine's cast crank features the 4.210-inch stroke of a 455 and the 3.00-inch mains to fit the 400 block. Installing a 455 spec crank in a 3.00-inch main...

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WebJan 1, 2024 · Building a Pontiac 400 engine to its absolute peak performance level of 400 horsepower is a task that requires skill, knowledge, and patience. It is not something that can be achieved overnight, and it is certainly not something that can be done without the right parts and expertise. WebMar 30, 2006 · A 327 will be cheaper and easier to build than a 302. You could get a large journal 327 crank (used in the last 327's made in 1967 or 1968) and use your 350 block or find a 4 bolt 350 block. A 302 uses a 3" stroke crank (283-small journal or L99/after market-large journal) and 4" bore (327 and 350 blocks are 4" bores. bruce morgan tahe https://johnsoncheyne.com

Maximizing Your 400 Horsepower: Building A Pontiac 400 Engine

WebSep 11, 2003 · Its 4 speed with a 12 bolt chevy rear. 4.88 gears and an aluminum 12lb flywheel, 9in slicks. The motor is a 67 428 40 0ver balanced with stock rods ( beams … WebMar 10, 2011 · Joined Jun 19, 2010. 4,236 Posts. #5 · Mar 9, 2011. Stock rods. Stock Pontiac rods should never be used unless they are reconditioned with ARP rod bolts. However, stock Pontiac rods thatare reconditioed with ARP bolts will be fine in a daily driver with "occasional" bursts of speed up to 5500 RPM. WebNov 26, 2010 · Stick with the 400. Yes, you can use a 421 crank (4.00" stroke) in a 400 and make a 440 or a 455 crank (4.210" stroke) and make a 462, but the 400 is hard to beat and is a very stout performer. A 440 or a 455 will make more torque, but requires clearancing the oil pan rails with a die grinder and custom pistons. bruce mork

max rpm pontiac 400 Hot Rod Forum

Category:David and Goliath Part 2.... Building the 400 vs. a Stroker

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Building a 6800 rpm pontiac 400

Choosing the Right Oil Pump - Engine Builder Magazine

WebWhen building a Pontiac 400 or really; any Pontiac engine on the cheap you need to look at few things; namely the camshaft and exhaust. If you're running any... WebJun 18, 2015 · Choosing a replacement oil pump for an engine you are building or modifying is a process that requires some thought. Original equipment oil pumps are usually adequate for most stock applications – but some are not, especially if an engine is being modified for more power or RPMs, or the stock bearing clearances are being altered to …

Building a 6800 rpm pontiac 400

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WebNov 12, 2024 · A 455 crank with the main journals ground down .25 inches to 400 main size, boring the block .030″ over, and some 455 pistons will get you up to 455 cubic inches. A rebuildable 455 would also work and save you some cash. At this level, connecting rods like Eagle Specialties H-Beam rods would be useful. To complement the greater … WebMay 1, 2010 · With red line at 6800, you might reach 100, but I don't go that close to the top under those conditions. At any rate, 65mph in third is just under 4500rpm, which is right in the power band, so there's no problem hitting third at …

WebJan 18, 2024 · 8000 rpm Pontiac Engine Build The Plan! Part 1 13,135 views Jan 18, 2024 197 Dislike Share Save Hansen Racing 9.28K subscribers the engine we gonna get next year a little plan, … WebSep 11, 2003 · Its 4 speed with a 12 bolt chevy rear. 4.88 gears and an aluminum 12lb flywheel, 9in slicks. The motor is a 67 428 40 0ver balanced with stock rods ( beams ground arp bolts, and resized to the low spec.). Proper resizing is critical. It has 670 heads and a Doug Nash intake hei distributor 850 dp holley.

WebAug 1, 2007 · Follow along as noted Chevrolet engine builder Joe Sherman shows us how anyone can screw one of these fire-breathers together with off-the-shelf-parts. In fact, Joe built two stroker small-block Fords – the first a pump gas street/strip engine that produced 530 hp on pump gas, the other, a 357 race motor that cranked out 751 hp with a single ... WebAug 14, 2006 · Boring past 0.060-inch over for most engines is pushing it, though Toki says the 400 Pontiac usually has enough material to go even farther. But for this build, taking the bores just a little...

WebDec 30, 2009 · The Luhn Performance 455 is on the dyno stand and ready for its first pull. With a maximum of 14 pounds of boost, the supercharged mill laid down an astonishing 862.9 hp at 5,300 rpm with an earth ...

WebNov 12, 2024 · A 455 crank with the main journals ground down .25 inches to 400 main size, boring the block .030″ over, and some 455 pistons will get you up to 455 cubic inches. A rebuildable 455 would also work and save … evviva bar \\u0026 eatery lisle ilWebMay 6, 2024 · The result is a pump-gas-friendly 9.9:1 (nominal) compression ratio when paired with an 87-cc combustion chamber. And, if you’re looking for a bit more … evviva cucina beverlyWebSep 2, 2008 · The major components of the build up include a '67 GTO 400 block previously freshened up by Kevin. It was punched 0.035-over and stuffed with a 4.210 … bruce morris bend orWebOct 17, 2013 · Although in today's world it is entirely possible to build a high-performance Pontiac engine combination with all aftermarket parts, Semchee looked to base his … bruce morris obti txWebMar 16, 2010 · 400; “Wilder camshaft – 4 bolt mains – streamline exhaust manifolds – showed 6800 RPM – ran 14.6/99.55 – was a challenge (to drive) – no power at low … brucemore houseWebFeb 1, 2016 · One of my project cars is a 67 Lemans with a pump gas 400 on nitrous. It would run high 12s on motor and mid 11s on a 100 shot. It made 400 HP on motor with … bruce morris attorneyWebAug 13, 2010 · This should be a good torque motor. I have (5) 400 chevy blocks now. Collect them. I did build a de-stroked 400 to 377 using a 350 crank, 5.7 rods and sttock 400 pistons with 193 truck swirl port heads. Cam was a comp cams 282. this was a screamer, it had sio much midrange 2500-5000 rpm whati thought it would detroy the rest of the drive … evviva downtown toronto