30-52 Flathead, 32-73 Servi Car, 36-47 Knucklehead, 48-65 Panhead, 66-81 FL Shovel, 71-81 FX Shovel
Note: Except 81L Models.
American-made replacements for the Original Equipment pieces. Face-ground to a 32 surface finish that is square to the threads within .0005".