Harley Oil/Water Pumps and Parts

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...

S&S CYCLE Cam Support Plate Big Twin 310-0623Precision 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...

S&S CYCLE HVHP Oil Pump Cover Standard 31-6209Supply-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 Oil Pump Cover Kit Standard 31-6298Supply-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 Oil Pump with Cam Plate Twin Cam 310-0732Precision CNC machined forged aluminum, Increased structural strength, Dimensional stability, Freedom for internal porosity, Separate scavenge sections for flywheel cavity and cam chest scavenge each...

S&S CYCLE Billet Oil Pump 31-6206Kit includes an oil pump with cover, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and spring, check ball and release valve cover screws with...