Replica Knucklehead Rocker Box Set

Replica early style rocker box set with a natural finish has the shape of 1936-1940 Knuckleheads, but will fit 1936-1947 models.
Rocker boxes are machined from accurate casting with a natural cast finish and also features a light polished and highlighted surface. Set is Replica of 1941-1947 rocker boxes which will accept the later lower valve spring cups and covers. This rocker box set is accurate for 1937-1940 EL, with EO date code of 1940. The front exhaust area and the rear exhaust pushrod entry area may be recontoured for exact fit. Note: Order rear exhaust rocker kit and arm seal kit separately.