milling ls3 heads with a g6x3 cam
06-20-2011, 07:44 PM
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milling ls3 heads with a g6x3 cam i have a 408 with -4cc pistons and want to know how much i can mill a set of ls3 heads before i have any ptv issues...how much compression can i achieve also...i'm wanting to have around 11.5 to 12.1 ratio if i can and need to know how much i need to mill off the heads and the thicknees of the head gasket i need to use...thanks billy
06-20-2011, 07:55 PM
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Best bet is to Mock it up and see how much clearance you have now. Then do the math to get where you want to be safley and double check the clearance after the machine work is done.
