Description Valve, engine exhaust & Intake, pin type This item is a suitable alternative for the following: 1751519M1, A1751519M1, A1751518M1, A-1751519M1, A-1751518M1, 1750322M1, 1751518M1, 1751518M91, 1751519M91, 33A71, 778338, 778346, 8304645M91, 830645M91, 830647M91, 830724M91, 830726M91