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PKRWUD · 07-16-2002, 10:29 PM

Running 61cc chambers versus 58cc chambers, all other things being equal, will result in approx. .334 decrease in compression.

If you're not planning on adding any boost, I'd go for a goal of 10.5:1 compression. But that's just me.

Take care,
-Chris

07-16-2002, 10:29 PM	#3
PKRWUD Junior Member Join Date: Mar 1999 Location: Ventura, California Posts: 8,981	Running 61cc chambers versus 58cc chambers, all other things being equal, will result in approx. .334 decrease in compression. If you're not planning on adding any boost, I'd go for a goal of 10.5:1 compression. But that's just me. Take care, -Chris __________________ Webmaster: Rice Haters Club Jim Porter Racing Peckerwoods Pit Stop Support Your Local RED & WHITE!