S&S, ROCKER ARM HOUSING REAR. POLISHED

S&S, rocker arm housing rear. Polished

Polished sand cast aluminum. Reproduction of the OEM rear rocker arm housing, perfect for restaurations. Replaces front 90-36 (36-47 Knuckle) and replaces rear OEM 91-36 (36-40 Knuckles) and OEM 91-41 (41-47 Knuckles) housing.

Fits: > 36-47 Knucklehead; S&S KN-series engines (NU)