Product Details
Originally designed for S&S 4-1/8" bore V-Series engines with piston oiler jets, these high volume high pressure oil pumps also work well in stock Harley-Davidson Evolution engines and S&S V-Series engines.
- universal cover has a number of oil feed and return options, allowing maximum flexibility for customized applications
- No thicker than a stock pump
- Gears with fewer, but larger teeth provide increased oil volume for both supply and return sides of the pump
- Supply gears are 9% wider than stock and standard S&S oil pumps
- 28% wider than stock return gears ensure proper crankcase scavenging, reduce drag on the flywheels, and eliminate oil carryover
- Increased scavenging capacity
- Less oil in the crankcase
- Less oil carryover
- Equipped with a stock length oil pump drive shaft
- Complete oil pump assembly
- Oil pump driveshaft
- Oil pump drive shaft gear
- Oil pump pinion shaft gear
- Steel breather gear and shim kit
- Miscellaneous hose fittings and plugs
- Paper gaskets
- Mounting hardware
NOTE: Pinion shaft gears included in these kits fit stock 1984-1986 pinion gears and S&S pinion shafts for 1984-1999. Will not fit stock 1987-1999 straight pinion shafts.