MerCruiser "470" 3.7L Water Pump Cover Impeller Housing Gasket Seal Kit 1983-89
Item Details Complete MerCruiser 470 Water Pump Impeller Front Cover Gasket & Seal Kit For 1983-1989 Models Only... (SN 6218036 & Up) 1976-1982 Models used a different camshaft seal set... Please see our other listing for that kit. Parts Included Sierra 18-4380 (Replaces Quicksilver 27-68714A7) Front Cover Gasket 27-68714 Equivalent Water Inlet Cover Gasket 27-72098 Equivalent Impeller Cover Gasket 27-72099 Equivalent Front Seal 18-0578 (26-67388 Equivalent) Water Pump Seal (2x) 18-0172 (26-97530 Equivalent) Compatibility These parts were used from 1983-1989 on all of the "470 / 488" models. 470 (2 Barrel) 170hp 1983-1984 170 (2 Barrel) 170hp 1985-1986 165 (2 Barrel) 165hp 1987 488 (4 Barrel) 188hp 1983-1984 190 (4 Barrel) 190hp 1985-1986 180 (4 Barrel) 1987 3.7L (2 Barrel) 1988-1989 3.7LX (4 Barrel) 1988-1989 ------ 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 Alpha One 470 4-cyl 165hp 170hp 180hp 190hp 3.7L 3.7LX 224CID 488 485 Sterndrive