Harley Oil/Water Pumps and Parts

S&S CYCLE Check Valve Ball 50-8091Oil Pump Check Ball for Harley Davidson models

S&S CYCLE Supply Idler Gear 31-6016Oil pump idler gear for Big Twin Models

S&S CYCLE Return Drive Gear 31-6013Oil pump drive gear for Big Twin models

S&S CYCLE Return Idler Gear 31-6014Oil pump idler gear for Big Twin Models

S&S CYCLE Supply Drive Gear 31-6015Oil pump drive gear for Big Twin models

S&S CYCLE Oil Pump Drive Shaft 31-6011Oil pump drive shaft for Big Twin models

S&S CYCLE Idler Shaft Big Twin 31-6004Oil pump idler shaft for Big Twin models

S&S CYCLE Breather Gear +.03" 33-4242All-steel construction, Welded-in screen, Higher flow than stock, Elongated breather pocket scavenge hole for increased suction

S&S CYCLE Oil Pump Relief Spring 31-6018This premium quality, steel-alloy oil pump pressure relief spring actually increases engine oil pressure by 2-3 psi, and does not interfere with critical bearing lubrication needs

S&S CYCLE Oil Pump with Cam Plate M8/Twin Cooled 310-0997BPrecision Machined from Billet Aluminum, Independent Scavenge Sections for Flywheel Cavity and Cam Chest, Debris Screens in both scavenge pickups, Magnet in cam chest to help prevent debris from...

S&S CYCLE Oil Cooled Oil Pump M8 310-0959AOil Pump for M8 models

S&S CYCLE Oil Pump Drive Gear 24 Tooth 33-4230Hardware, check balls, retainers, etc. are available for Big Twin oil pumps

S&S CYCLE Oil Pump Drive Gear 33-4232Must be used as a set or with OEM equivalents, Made in the U.S.A.

S&S CYCLE Breather Gear Big Twin 33-4241All-steel construction, Welded-in screen, Higher flow than stock, Elongated breather pocket scavenge hole for increased suction

S&S CYCLE Twin Cooled Oil Pump M8 310-0947AOil Pump for M8 models

S&S CYCLE Camplate M8 310-0939APrecision machined from billet aluminum, Blue anodized finish, Passage plugs are removeable for servicing, Made in U.S.A.

S&S CYCLE HVHP Oil Pump Cover Universal 31-6208Supply-side gears are 9% wider than stock, Return gears are 28% wider than stock to ensure that the additional volume of oil supplied to the engine is scavenged and returned to the oil tank, reducing the...

S&S CYCLE HVHP Master Oil Pump Rebuild Kit 31-6300Master repair kit for S&S HVHP oil pumps. Made in the U.S.A.

S&S CYCLE TC3 OIl Pump BT 310-0641Three stages for consistent pressure and reliable scavenging, Separate scavenge sections for flywheel cavity and cam chest (no interface), Screens and magnetic traps help protect the scavenge rotors from debris, Special...

S&S CYCLE Cam Support Plate Twin Cam 310-0625Precision CNC-machined forged aluminum, Adjustable oil pressure regulator; adjust without removing plate from the engine, Passage plugs are removable for service, Rebuildable bronze pinion shaft bushing in all...