dibbons Well-Known Member Joined Nov 6, 2009 Messages 5,716 Reaction score 3,779 Location La Paz, B.C.S., Mexico Jan 15, 2023 #1 I remember after grinding/polishing my 273 connecting rods smooth and shiny (back in the 1970's) I sent them out to be shot-peened. When they came back, the surface was more like sand paper.
I remember after grinding/polishing my 273 connecting rods smooth and shiny (back in the 1970's) I sent them out to be shot-peened. When they came back, the surface was more like sand paper.
G GTX JOHN FABO Gold Member FABO Gold Member Joined Dec 12, 2009 Messages 2,816 Reaction score 3,534 Location Boulder City NV. Jan 15, 2023 #2 Try to only go up and down and not side to side when polishing. Do not let them get hot!