Expansion Plug
Fits 1-1/2" Brass Cup 351W Engine. (As Req); MACH I Engine VIN H; Base Model Engine VIN H; MACH I Engine VIN M; Base Model Engine VIN Mor 1-1/2" Brass Cup 351C Engine.; MACH I Engine VIN H; Base Model Engine VIN H; MACH I Engine VIN M; Base Model Engine VIN M