MerCruiser Alpha One R/MR 59830A1 U-Joint Yoke Outdrive Upper 83-90 Stern Drive Timing Cover 1985 1986 1987 1988 1989

1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1998

WMK-1 3 1 (stamped carb number)

May Work On These Years:   1994 1995 1996 1997 1998

bolts & screws

Cover 305099 0305099 382060 0382060

MerCruiser Alpha One R/MR 59830A1 U-Joint Yoke Outdrive Upper 83-90 Stern Drive Timing Cover 1985 1986 1987 1988 1989Item Details & Compatibility This is a Yoke Assembly for alpha one R MR Alpha One Gen I (1983 1990) Also this would be compatible with 1971 1982 V8 305 350 Stern Drives that required the longer edition yoke (4cyl & 6cyl engines from that time 71' 82' used what was called a "short yoke") The yoke style was used in the years described above regardless of engine gear ratio of outdrive. I. E. 120hp 2. 5L 140hp 3. 0L 165hp 4. 1L, 470 165hp 3. 7L 4cyl 4. 3L