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S&S CYCLE HVHP Oil Pump with Gears 31-6307

Original price was: $658.67.Current price is: $131.73.

SKU: 9320188 Category: Tag:

Description

High-output engines demand more oil volume than stock pumps can reliably deliver—especially on the return side where inadequate scavenging leads to crankcase pressure, breather blow-by, and potential engine damage. The S&S HVHP Oil Pump addresses this with a redesigned gear tooth profile that increases supply-side volume by 9% and return-side capacity by 28%, ensuring consistent oil delivery and efficient return flow under sustained performance conditions. This comprehensive kit gives you the complete system needed for proper oiling on forced-induction or heavily modified applications.

  • Larger gear teeth profile
  • 9% wider supply gears
  • 28% wider return gears
  • Increased oil volume capacity
  • Improved crankcase scavenging
  • Reduced breather blow-by
  • Includes drive shaft assembly
  • Drive shaft keys included
  • Snap rings and check ball
  • Pressure valve spring included
  • O-ring cover screws
  • Miscellaneous fittings and plugs
  • Gaskets and mounting hardware
  • S&S breather gear kit
  • Shim kit included
  • Complete installation instructions
  • Made in U.S.A.