We all get confused Zip it comes with age,I right behind you
But you are correct in the clearances tho,a good .002 to .003 for the clearances,
I been doing this game (machinest-engine builder) 30 years or better,I'd like to know what you've forgot :P
One thing tho,we are all gearheads,live sleep and eat
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There Is 1 Thing Better Than Cubic Inches,,,More Of Them