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 Heads #462624” Cancel reply. Your email address will not … WebJun 7, 2010 · Those 624 castings are '75-86 large chamber castings which really kill your static compression ratio on a small displacement 327. Adding a big cam to a low …
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WebJan 17, 2006 · Some chevy heads are done from the factory and use a .562 seal were as most other ones will be .500 to .530 guide boss. If you look at the link below it will show you the diffrent type of seals Bill and i would use in an engine. The 1st. would be factory 2nd unbrella type mostly used for quick fix. WebOct 30, 2002 · But I think they are fairly good for "old style" heads. Your head casting 462624 is Chevy part number 464045 and were replacment heads from Chev. They … holland photo austin texas
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WebFeb 13, 2008 · Joined Jan 31, 2005. 3,731 Posts. #9 · Feb 12, 2008. oldbogie said: The correct casting number is 376450. These are heads for the crappy 262, 267 engines; some also found their way onto 305s. Small valves, small ports early thin wall, crack prone castings, they don't like porting nor larger valves (they crack between the intake and … WebI am selling a set of 400 small block chevy heads. These were sent to the head shop for cleaning and magnafluxing. Heads are good cores. Come complete with sodium filled … WebDec 7, 2006 · Lifetime Gold Member. Jan 17, 2003. 3,625. BC, Canada. The 624 is a light-weight version of the 882, so as Adam and Rust mentioned, basically a crack-prone casting from the smogger era and about the worst of the worst flow-wise and durability-wise. Dec 7, … humanis echeancier