If I was to use diamond 4.030 +10cc nitrous domed pistons with factory 317 71cc heads and .040 head gaskets... with a 4.00 stroke crank
My overall compression ratio would be 11.5? is that right? Think i messed up somewhere doing that calculator.. :(
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If I was to use diamond 4.030 +10cc nitrous domed pistons with factory 317 71cc heads and .040 head gaskets... with a 4.00 stroke crank
My overall compression ratio would be 11.5? is that right? Think i messed up somewhere doing that calculator.. :(
If the 4.030 is the bore size i came up with 14.49. check this site out.
Engine Size and Compression Calculator
I came up with 10.65:1.
Hold on, I have to do it again.
I came up with 12.2:1.