a dye probably exists that would highlight the marks.

the one on the end of the crank was so faint it looked like a hologram. simply amazing. if i hadnt seen it with my own eyes i would never have believed it. .. never.

tom w

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.