Originally Posted by TRENDZ
Replace the bushing, have the drive gear faced (remove material to match the thickness of the washer .032”.) Use a precision hardened washer between the two parts. Two similar metals should not be in contact with each other.
Mcmaster Carr #5909K44 $1.10


BINGO !! Bronze gear against bronze bushing = severe wear. Use a washer from a torrington bearing - any bearing supply house will have them.