Re: Tight Piston Clearance, Not Model A
I remember reading --I think Murry Fahnstock --that the model a piston could run at .001 tight, I looked in the service bulletins and found-- on page 455--"In production pistons are now fitted to cylinders with a clearance of .0005 to .0025" --so even the model A was designed to run tight piston clearance
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