Complete replacement upper unit for GEN I 1.47.

Replace Mercruiser Alpha One GEN I ratio 1.47/1.50.

Replace Mercruiser OE#: 9412A20.

Fits R/MR/Alpha One fabriqué de 1972-1990.

Suitable for:

Mercruiser Sterndrives 228 HP 1974-1990.
Mercruiser Sterndrive 225-S 1974.
Mercruiser Sterndrive 233HP 1975-1977.
Mercruiser Sterndrive 250HP 1977.
Mercruiser Sterndrive 260HP 1978-1982.
Mercruiser Sterndrive 898/228HP 1977-1982.
Mercruiser Sterndrive R/MR/Alpha One 1983-1990.
Mercruiser Sterndrive 1983-1990 including 5.7L, 5.0L (4 barrels carburetor).
Mercruiser Sterndrive 1983-1990 including 350, 305 (4 barrels carburetor).
Mercruiser Sterndrive 260 HP, 230 HP, 228 HP.
Drive shaft 9-9/16''.

Sterndrive Engineering Autorized Dealer