IMPULSOR MERCURY 47-89980

3.5 HP; year 1983 to 1985-3.6 HP; year 1980 to 1982-4 HP (1-cylinder); year 1982 to 1985-4 HP (40) (2 cylinder); year 1980 &; 1981-4.5 HP; year 1980 to 1985-7.5 HP; year 1979 to 1986-9.8 HP; year 1979 to 1985, Dimensions impeller in mm:-A: 11.00 (shaft diameter 438 )-B: 32.00-C: 14.35, Order number: REC47-89980-Equal to: GLM89800-Mercury Mariner OEM: 47-89980, This part can be found at number 8 of the exploded view.