Quote:
Originally Posted by Licensed to kill
Interestingly, when I got my new pistons, in the instructions it suggested that if the piston/wall clearance was over spec to knurl the pistons to achieve the proper clearance. During my research, among those that supported the use of knurling (in the right circumstance) at least one that I recall said that "back in the day" he used to knurl new pistons as a matter of practice on his race engines for the added lubrication and piston cooling achieved by the knurling.
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You are right, Knurling is a very good repair when done correctly.
Bill