Description
If you’re running a Big Twin engine, oil circulation is non-negotiable—inadequate flow leads to bearing wear, overheating, and catastrophic failure. The S&S Cycle oil pump delivers consistent pressure and volume with a refined internal design that outperforms OEM specifications, giving you the reliability and performance headroom serious builders demand. This complete kit eliminates guesswork with everything you need for a seamless installation.
Technical Specifications:
- Manufacturer: S&S Cycle
- Part Number: 31-6295
- Application: Big Twin engines
- Type: Complete oil pump kit
- Pump Design: Optimized, smoother internals
- Pressure Relief: .300″ shorter towers
- Oil Line Compatibility: 3/8″ rubber hose
- Materials: High-grade steel components
- Included: Pump assembly, universal cover
- Included: Supply and return gears
- Included: Drive shaft with keys
- Included: Snap rings and fasteners
- Included: Check ball and spring
- Included: Pressure relief valve assembly
- Included: Hose fittings and plugs
- Included: Gaskets and O-rings
- Installation: Bolt-on replacement
- Origin: Made in U.S.A.
- Gaskets: Available separately









