Exact duplicates of the large rocker shaft nuts. They feature the low profile design of the original counterparts.

Replacement rocker arm shafts for all 1936–1947 Knucklehead engines. Set with four shafts.

Hard to find rocker arms and shafts remanufactured by S&S. These high quality rocker components are the same as S&S uses in the KN- Series engines, and will fit stock Knucklehead engines as well since they feature the the stock 1:1 rocker ratio. Each complete set comprises four rocker arms, rocker shafts, washers, spacers and special O-ring seals. The shafts are also available separately but are not compatible with stock rocker arms.

Complete kits of tins for the valve springs and rocker arms. The selection includes the early "baby food jars" and the later 1938-1947 covers, which include all small parts like bolts, strips and gaskets. These exact reproductions are ready-to-install with oil lines and nuts attached.