Pocket valves. Singles, F, J, JD, JDH, V, VL, VLH, U, UL, ULH, EL, ELC, FL, Knucklehead, DL, RL, WL, WLA, WLC, WLD, Servi-car. K-model '52-'53. KH '54-'56. Sportster, XL '57-'58. S, 125 '48-'52. ST, 165 '53-'59. XA 1942. 41 TA.
Pocket valves. Singles, F, J, JD, JDH, V, VL, VLH, U, UL, ULH, EL, ELC, FL, Knucklehead, DL, RL, WL, WLA, WLC, WLD, Servi-car. K-model '52-'53. KH '54-'56. Sportster, XL '57-'58. S, 125 '48-'52. ST, 165 '53-'59. XA 1942. 41 TA.