In a message dated 6/13/2008 9:56:27 PM Central Daylight Time,
tr6parts@charter.net writes:
> I am in the process of rebuilding my 76 motor.
> I had it bored out 20 over and got a G2 cam, aluminum flywheel.
> I couldn't decide what to do with the head. I just left it at the machine
> shop and am going to have it milled for
> 9 to 1 compression.
> The nice thing about the 7.5 to 1 compression was that it ran on regular
> gas.
> Not to sure what effect the 9 to 1 will have on gas requirement;
> or if I just should have bumped the compression even higher.
>
Al, I'm running somewhere between 9 and 9.5 to 1 on my TR6 and I have no
problems with midgrade gas (89 octane). 9:1 is a good compromise.
Dave
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