Originally Posted by
scrapsz
As long as the crank pin is not too worn, I would change both. I do not recall what the minimum OD of the crank pin is for the OS, but that is what I use to make the decision to rebuild and engine.
8 gals is very respectable for the original rod/bearings.
Currently, it should go atleast a gallon and then I would order O.S. Complete Piston/Sleeve/Rod Assembly or the TKO front and rear bearings too. What do you reckon? Get the bearings too..