H-D #127-36 SLOTTED PLUGS (2) Precision Machined Steel - 1/8-27 Thread Replica of OEM parts used on some 1936 - 1939 Knuckle & UL Heads (as shown) Blocks the Hole in Head when Primer Cup is not used RAW finish
H-D #127-36 SLOTTED PLUGS (2) Precision Machined Steel - 1/8-27 Thread Replica of OEM parts used on some 1936 - 1939 Knuckle & UL Heads (as shown) Blocks the Hole in Head when Primer Cup is not used RAW finish