is this true
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is this true
The 1988-1989 D16A1 Engine came with some really high dome pistons, they will increase your compression ratio as follows:
d16a1 pistons (stock bore) in the following with a y8/z6 metal head gasket (no mill):
d16a6= 11.0: 1 compression
d16z6= 12.0: 1 compression
d16y8= 12.6: 1 compression
d16a1 pistons (stock bore) in the following with a y8/z6 metal head gasket (no mill):
d16a6= 11.0: 1 compression
d16z6= 12.0: 1 compression
d16y8= 12.6: 1 compression
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