Found the noise in my engine

S Phinney

Active member
Aug 15, 2008
4,008
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Quncy, Fl
I thought those rods had special bearings for the center oil lubrication hole and you cannot use the stock GM ones?

Simon's Cunningham's are like this.

On pin oiling rods such as the Howards, the rods bearings have to be drilled as to provide a hole for oil to get to the pin hole in the rod.