afm199 at earthlink.net
Tue May 13 08:18:53 PDT 2008
so you are running aftermarket pistons? I am running 100 octane with
no signs of detonation.
On May 13, 2008, at 8:13 AM, Steve Robertson wrote:
> I just measured the compression ratio of my motor and after a few
> (clarified thanks to Z) I'm fairly confident that the compression is
> 12.5:1. For
> those of you running a similar number is 100 octane enough to avoid
> or would a few more points be needed? If it makes any difference the
> heads have
> not been milled and I am running a full three layer head gasket.
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