Mercruiser Upper Drive Shaft | Sierra Marine 18-2179 Raw Water Pump Components Gen II drives Serial Number

Gen II drives Serial Number 0K999999 and below

O-Ring 71C 72C

5 ohms primary resistance

SIERRA Johnson/Evinrude Premium Outboard Starter 18-5630

85 hp ('91-'97)

Mercruiser Upper Drive Shaft | Sierra Marine 18-2179 Raw Water Pump Components Gen II drives Serial NumberMercruiser Upper Drive Shaft Sierra Marine 18 2179 Sierra 18 2179 Drive Shaft Mercruiser Upper Drive Shaft Replaces Mercury 45 55796 Replaces Mallory 9 72461 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 scope of the SIERRA brand to include a wide range of products for the aftermarket boating business, as well as products for