WebOct 9, 2006 · Chevy Hi Performance, Car Craft, Hot Rod, Popular Hot Rodding... when they're talking about vortec heads, they always reference them as the 885s ... Those 217 … WebChevy Corvette 1977, Cylinder Head Gasket by Victor Reinz®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using …
083 / 217 Chevy heads - Don Terrill’s Speed-Talk
WebOct 23, 2024 · 217 heads aren't vortec heads. Center bolt is the way the valve covers are held down. Instead of the older perimeter style. ... A forum community dedicated to all Chevy Nova, Chevy II, Acadian owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! WebJan 6, 2013 · L98 head Those heads you speak of were probably one of the better heads in the 1980s before the Vortec head was introduced. Although not aluminum they were the … trading shoppes
Chevy 5.7 Vortec Engine Performance Upgrades
WebDec 2, 2003 · Starting with the 1975 model (fall of 74) Chevrolet began cutting corners on the SB heads, such as the 462624 head. They were lighter, thinner castings, had an additional exhaust crossover passage (more heat) in the center of the head. Consequently, they are MUCH more prone to developing cracks, or developing them sooner, than the … WebFeb 15, 2024 · The cylinder heads are composed of cast iron and have 1.94-inch intake valves and 1.50-inch exhaust valves, with 76 cubic capacity combustion chambers and 7-bolt exhaust flanges. These motors have … WebCylinder heads are new castings. Complete assemblies with new stainless steel valves. Hardened steel exhaust seats, valve springs, valve locks and retainers. Fits: Vortec GM small block 5.7L high performance. CH350GA: 5.7L Hybrid Pre-Vortec 217 style casting. 65cc combustion chamber, 176cc intake runner. 1.94 intake valve, 1.50 exhaust valve. the salt lick bbq locations