[Diy_efi] compression ratio

[elcamino73]

> I'm running .037, so nyeh! :)
>
> I've got TFS TW heads.  With the piston .003 out of the bore, I still
> have .280 valve clearance at .498 lift.


my lift is .523 Sooooo,
I'm happy to be right where I'm at!


> I would start to be concerned at half the gasket thickness, .020 in my
> case.
>
> BTW, have you sat down and calculated your CR?  It's unlikely that you
> would gain anything splitting hairs over the squish, if that's your goal.

Sure have, filled the assembled chamber with dexron and ended up with 9.51
compression.

> BTW, you're crescent is about 2.9 to 3.2cc as a quick figure.  A .040
gasket
> with a 4.100 bore is 8.4cc.
>
> My CR is 9.767:1.
Are you running boost?

I'm looking to run 15 to 16 psi. And started this thread with questions
about amount of water for WI with my set up.



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