WebOct 23, 2013 · Re: build sheet for 468 or 496 bbc that works i have a budget drag motor 468--12.7-1 alum. 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 … WebFeb 20, 2024 · That’s why we have put together this short big-block Chevy head ID …
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WebJan 17, 2008 · the #049 was replaced by the #781. supposedly the #781's cured or fixed … WebJun 7, 2013 · In a long-life budget application, Hardcore leans toward Autolite projected-tip iridium spark plugs. The budget-minded big-block cranked out 551 horsepower on 87 octane fuel with peak torque coming in at 586 lb-ft. Other parts used in the build to finish off the engine were a set of GM Performance Parts black “crinkle” baffled valve covers ... businesses in naperville illinois
Big Block Chevy 454 BBC 336781 Cylinder Heads Pair Original GM …
WebAll Chevy Big Block Heads came in 3 different intake port configurations. The Large Oval Port, the rectangular port, or the Small Oval Port aka Peanut Port. Early engines used either the large oval port or the rectangular ports heads. The oval port heads were used for the standard output engines in cars, trucks, and boats. WebJun 11, 2014 · Feeding the iron-headed stroker was a Holley 950 Ultra HP and single-plane intake manifold. The induction was designed to optimize power production in the upper half of the available rpm range. 11 ... WebProMaxx Performance 370 Series Aluminum Cylinder Heads Big Block Chevy. Estimated to ship direct from manufacturer on 04/06/23, pending manufacturer availability. with 320cc intake ports, 119cc combustion chambers, 2.30" intake / 1.88" exhaust valves, 7/16" rocker arm studs, .600" max lift valve springs, and steel retainers. businesses in oriskany ny