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Jim Brierley · 03-19-2017, 10:57 AM

I agree with George Miller. Ford said .002" max clearance, today's pistons and higher speed driving need more. I bore to .003" and hone another .0005" as minimums, more on performance engines.

03-19-2017, 10:57 AM	#7
Jim Brierley Senior Member Join Date: Jun 2010 Location: Temecula, CA Posts: 4,091	Re: damaged piston what? why? I agree with George Miller. Ford said .002" max clearance, today's pistons and higher speed driving need more. I bore to .003" and hone another .0005" as minimums, more on performance engines.