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Generation III Internal Engine 1997-2006 LS1 | LS6
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help with compression ratio

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Old 01-27-2011, 02:07 PM
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ok so i installed 243 castings on my stock ls1 engine, had them milled .030" prior to installing.... what would my cr be?? thanks
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Old 01-27-2011, 02:36 PM
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Originally Posted by budgetls1
ok so i installed 243 castings on my stock ls1 engine, had them milled .030" prior to installing.... what would my cr be?? thanks
My calculator showed you at 11.2:1 static. .030" should be 5cc's in chamber size so I calculated that with a 59cc chamber and stock thickness head gaskets.
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Old 01-27-2011, 05:34 PM
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cool. thanks
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