head gasket thickness
#2
Which engine? If an LT1, the stock compressed thickness is .050. GM part # 10168457.
You can also get part # 12553160 which is around .028 made for the Impala iron head LT1. That will bump your compression and h.p. slightly. But you might have to run primo gas after that.
You can also get part # 12553160 which is around .028 made for the Impala iron head LT1. That will bump your compression and h.p. slightly. But you might have to run primo gas after that.
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