What is GM LS1 HeadGasket Overbore??
02-03-2002, 11:18 AM
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Re: What is GM LS1 HeadGasket Overbore?? didn't we already cover that already?
I have a 2 stock gaskets here- part numbers-12558809 and 12558810.
They both measure right at 4" gasket bores compressed.Stock engine bore is 3.898".
So that puts you at .102" overbore + or - a few thousands.
Steve
I have a 2 stock gaskets here- part numbers-12558809 and 12558810.
They both measure right at 4" gasket bores compressed.Stock engine bore is 3.898".
So that puts you at .102" overbore + or - a few thousands.
Steve
