How much can you mill 1999 ls1 heads?
#1
Le Mans Master
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How much can you mill 1999 ls1 heads?
Going to run a 228 cam and want around 11 to 1 static compression
mill the heads 20 thousands and use new gm stock head gaskets? Or ???????
mill the heads 20 thousands and use new gm stock head gaskets? Or ???????
#3
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You need to be down around 59cc on those heads to get to 11:1 on a stock bottom end LS1. The stock heads are on 66cc. At about .006-.007" per cc, you need to mill about .040" off those heads.
Jon
Jon
#4
Le Mans Master
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Texas Speed Rocks!
left you a response on the other thread
http://forums.corvetteforum.com/engi...post1576272190
http://forums.corvetteforum.com/engi...post1576272190