S&S Cycle 31-6203 Billet Oil Pump Kit For 1973-'91 HD® Big Twins (without gears & shims) coverall • Shaft height: 10”

• Shaft height: 10”

All cables are a low effort

Our rockers also utilize 3/4" long bronze bushings

Saddlemen SC82307D4

S&S Cycle 31-6203 Billet Oil Pump Kit For 1973-'91 HD® Big Twins (without gears & shims) coverall • Shaft height: 10”S&S Cycle 31 6203 Fitment: 1973 '91 Big Twins. Features & Benefits: Same width oil supply and return gears as the stock HD aluminum pump. S&S pinion and oil pump drive shaft drive gears increase potential oil volume delivery by 25% over stock on 1972 and earlier engines. Machined with an oil pressure relief bleed off passageway & relieves pressure build up on top of the valve to maintain consistent oil pressure. Oil pressure regulation bypass routes