Everyone who has been around Harley-Davidson motorcycles knows the quality of parts produced by S&S CYCLES. 967 Custom Cycles is an authorized dealer for Mid-USA and I can be found on their dealer locator as well as facebook. Machined with an oil pressure relief bleed off valve to maintain. Consistent oil pressure from the engine is started, to the time it is. Oil pressure regulation bypass route allows excess oil not used by.
The engine to return directly to the supply side of the pump, reducing. No thicker than a stock pump. Increased scavenging capacity results in. Less oil in the crank case. Equipped with a stock length oil pump drive shaft. Polished Billet Aluminum Oil Pump.Fits Shovelhead & Evolution 1973/1991.