Has anyone ever heard of cutting grooves in the valve area of the heads to allow a 10.5 ish motor to run on regular 87 octane?
I read a snippet of this once and am interested in doing it.
Any information or links would be great.
Thanks,
David
Has anyone ever heard of cutting grooves in the valve area of the heads to allow a 10.5 ish motor to run on regular 87 octane?
I read a snippet of this once and am interested in doing it.
Any information or links would be great.
Thanks,
David