Mercury & Mercruiser Tapered Forward Gear Bearing | Sierra 18-1197 Mercury Tubes For use on Chrysler marine

For use on Chrysler marine engines with swivel exhaust elbows

Rotor HEI Ford V8 | Sierra 18-5413

Installing the ZF Marine 345009 Half Ring will help prevent costly downtime

and DP-A2 drives

and Bravo stern drives

Mercury & Mercruiser Tapered Forward Gear Bearing | Sierra 18-1197 Mercury Tubes For use on Chrysler marineMercury & Mercruiser Tapered Forward Gear Bearing Sierra 18 1197 Sierra 18 1197 Gearcase Bearing Mercury & Mercruiser Tapered Forward Gear Bearing For Mercruiser Alpha I Gen II from 1996 97 (serial number OF680000 OK999999) Replaces Mercury 31 828439A2 Replaces Mallory 9 75119 Additional Information SIERRA has a 58 year history as a leading global manufacturer of aftermarket engine and drive parts for the marine industry. In 2022, we expanded the