All Categories
Fits all mercruiser Alpha one, Pre Alpha, Generation 2, Bravo One, Trs outdrives will also fit Mercury / Mariner outboards 150HP and up. Will fit the 4 3/8" retainer nut. Replaces Mercury / Mercruiser part # 91-61069. Will not fit Bravo 2, 3, XR, or TR. New Bearing Retainer (Spanner) Wrench for boat drives Real full length tool. Used to remove and install driveshaft housing (upper) bearing retainer nut (By U joint shaft) on #1 (1982 and earlier), R, MR, Alpha Gen 1 (1983 -1990), Alpha Generation ll (all), MC1, and all Bravo and Blackhawk units. Comes with 1/2" drive square for torque wrench or breaker bar.