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85.5 mm bore/ compresion

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turbo90gsx

turbo90gsx

15+ Year Contributor
654
3
Feb 12, 2004
Fort Wayne, Indiana
Hey, how large of an over bore, is an 85.5 mm bore. And what compresion ratio do you recomend, 8.1, or 9.1? Thanks for your support, I need your help!
 
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