WebVortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. These upgraded production cylinder heads are ideal for 400-450 horsepower street and racing (great for circle track applications) engines. Vortec Bowtie cylinder heads come with large valves, a thick deck surface and 66-cc combustion chambers. WebFind many great new & used options and get the best deals for NOS GM Cylinder Head 462624 Chevy V8 350 400 at the best online prices at eBay! Free shipping for many products! NOS GM Cylinder Head 462624 …
GM Cylinder Heads Cylinder Heads
WebSep 18, 2003 · Mid 70's light weight head. Very crack prone in the center exhaust ports. Not a good performance head. Should be either 1,94/1,5 or 1.72/1.5 in stock form. John, It's the last 3 digits not the first 3. These would be 624, not 462. Mike (Wolfplace) VISIT US AT Lewis Racing Engines.com ++Complete Machine shop & Dyno services++ 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 … align dental group san antonio
462624 Cylinder Heads - good or bad? Mortec Forums
WebChevy small Block Heads GM. 462624. H-71979 Aug. 76cc. 1.94. 1.50 . $250.00. Reviews (0) Reviews There are no reviews yet. Be the first to review “1980 Corvette 350 GM … WebOct 16, 2009 · 624's are the worst thing you could put on a hi-perf engine. Terrible ports, 2.02-1.60 valves are shrouded by the chamber and these things crack at any hint of heat. NONE of GM production heads are suitable for the horsepower you are looking for. Without extensive (expensive) re-work. NASTYGIRL's old man! N ntx_gearhead Registered WebChevy cylinder head Identification - Small block casting numbers Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads Find cast numbers Cylinder Head ID Use these casting numbers to identify the heads you have. Small Block Casting numbers Back to FAQ Home align dentistry batavia il