A Sifton oil pump breather kit with a polished finish allows improved oil pump pressure regulation on either chain or belt drives Big Twin models. Sifton oil pump breather kit chrome features improved oil pump pressure regulation to ensure correct oiling to allow areas of Big Twin engines. This pump kit includes all necessary fittings, snap rings, keys, gaskets, and mounting bolts. It can be used on either chain drive or belt drive models. Kit includes drive gear, breather gear, and washers. Uses S&S-style gaskets. Oil line available separately.
- 1954 / 1972 FL
- 1971 / 1972 FX
- Suggested to use with #40-0171 Rigid Oil Line Set for Billet Pump
- Suggested to use with #40-0884 Rigid Oil Line Set for Billet Pump Zicad Plated