Harley Knuckle,Pan Sifton Oil Pump Drive Gear Kit.
Fits Knuckleheads,Panhead 1939-53..Sifton high flow pinion shaft oil pump drive gear for 1939- 1953 Overhead Valve Big Twins. 6 tooth gear increases oil flow rate by approximately 25%.Used with stock oil pumps..Reproduction parts..
Box # 1404
