Sifton rocker arm shaft kit, Fits Harley Ironhead Sportster XL 1957-1985

* Sifton rocker arm shaft kit includes rocker arm rear exhaust, front and rear intake, rocker arm shaft, rocker arm springs, spacers, shims, nuts and o-rings.
* Fits:
XL 1957-1985
* UOM: 1 - KIT