Original Message
RE: compression ratios?
By Paul M - 08/02/2001 8:53:22 PM; IP 24.20.44.11
You're going to lose compression with the C6AE-R heads.

A good piston for that purpose, with those heads, would be Sealed Power 381P. Inexpensive, (compared to flattops) and rated at 10.1:1, IIRC, which would be a little less with those heads.

What intake/carb setup you have? The -R heads will flow well, if you have the right intake.

Just remember that you'll be changing the exhaust port height, if you do switch heads. Not sure, but I think there's abot a 1/2 inch of difference in heights.

Dave Shoe knows this one real well, and can explain it better than I, but basically your exhaust will develop leaks quickly, I believe, if you're running stock manifolds, or the wrong headers.
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 compression ratios? -- Earl Wood, 08/02/2001
 RE: compression ratios? -- BOB HOPKINS, 08/02/2001
RE: compression ratios? -- Paul M, 08/02/2001
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