Pocket valves. J, JD '24-'29. RL, WL, WLA, WLC, WLD, Servi-car '33-'59. VL, VLH, UL, ULH '33-'48. XA 1942.Knucklehead, EL, FL, Panhead '46-'53, choke control only. M18, 41, 42, 54. Indian carburetor.
Pocket valves. J, JD '24-'29. RL, WL, WLA, WLC, WLD, Servi-car '33-'59. VL, VLH, UL, ULH '33-'48. XA 1942.Knucklehead, EL, FL, Panhead '46-'53, choke control only. M18, 41, 42, 54. Indian carburetor.