WebMay 7, 2007 · Vortec 170cc Cast-iron SBC Cylinder head. One of America's favorite high-performance, cast-iron, small-block cylinder heads offers big power at an incredible … WebOct 24, 2007 · Patriot sells these small-block Chevy assembled heads for $795 a pair ready to bolt on, so they'll give you the street cred you crave and a little extra horsepower to boot.
Patriot Aluminum Heads 64cc - Car Craft Magazine - MotorTrend
WebOct 16, 2015 · The success of these heads cause every Chevy cylinder head with the double hump casting identifier to be referred to as fuelie heads for an entire generation of hot rodders. This casting number … WebALUMINUM FAST BURN HEADS Chevrolet Performance’s Fast Burn 23-degree cylinder heads deliver maximum performance for Small-Block engines. An aluminum head casting – distinguished by Chevy Bowtie logos at each end – and a valvetrain with high-rpm, LS-style beehive-type valve springs stretches the performance range of the heads to enable … cnc service germany
The Complete Cylinder Head Guide for Chevy Small Block …
WebClearwater Cylinder Head - Complete 5.7L 350 Vortec Cylinder Heads - Stainless Steel Valves & Springs - New Aftermarket Replacement For GMC & Chevy - Pair Fits Cast … WebJul 12, 2012 · On the plus side, the Vortec intake port flows 42 cfm better than the stock heads at 0.500-inch lift and 18 cfm better on the exhaust side. Vortec Iron, Scoggin-Dickey Modified PN SD8060A2, $779. ... WebSep 4, 2024 · The stock iron 307 heads use a 70cc chamber while the Chevy Vortec heads are 64cc and the Summit Vortecs are 67cc. With a stock piston, we’ll assume the piston is 0.020-inch down from the deck, which is a common situation with ‘70s engines. With a steel shim head gasket and assuming 4cc in the piston valve reliefs, the compression for a ... cnc service castelgomberto