Flathead Power® Rocker Arm Housings for 1937–47 OHV Engines

These polished cast aluminum rocker arm housings are faithful reproductions of the stock "knuckles" for 1936–'47 OHV big twins. These come standard on Flathead Power KN-Series engines, but are also excellent for stock replacement and restoration. Available individually or as a set. Set includes front and rear housings, and all hardware and fittings. Comes inpolished or natural finish.

Polished, Set. . . . .106-1771
Polished, Front. . . .106-3830
Polished, Rear. . . .106-3834

Natural, Set. . . .106-3951
Natural, Front. . . .106-3842
Natural, Rear. . . . 106-3945