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 ... WebJul 5, 2024 · The vast majority of RPM’s Pontiac engine builds utilize a set of aftermarket aluminum heads. “This specific motor, because of the Ram Air II heads, has slightly different cam specs than our usual package to match the flow of the heads,” he says. “Also, the compression is lower than our aluminum headed motors at 9.75:1 instead of 10.5:1.
Part 3: High Performance and Tune-up - DAPA
WebSep 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 … 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 … shooting in lancaster ohio today
David and Goliath Part 2.... Building the 400 vs. a Stroker
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... 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 … WebMay 6, 2024 · The Pontiac 400 block was decked and squared, then fitted with billet-steel four-bolt main caps before punching the block .060-inch over. A Molnar 4.250-inch steel crank brings displacement out to 468 cubic inches. shooting in lancaster pa mall