Replica Knucklehead motor, long block. Includes crank case replica V-Twin Mfg. with authentic cast profiles including relay and number bosses. Rocker boxes with natural finish and overhead oiler provision from timing cover. Heads newly casted knuckleheads with parkerized lower valve cover cups and tops. Flywheels Truett and Osborn, cast iron type, assembled with stock rods and Torrington rollers with steel cages at sprocket and pinion shaft ends. Valve train includes solid tappet assemblies with Sifton Lightning Cam, Sifton solid stock push rods and chrome pushrod covers. Cast iron cylinders fitted with 8.5