Sterndrive Unit And Transom Assembly; Sterndrive U-Joint Shaft Splines And O-Rings; Unit Removed); Engine Coupler - MerCruiser 4.3L TKS Sterndrive Owner's Manual

Section 5 - Maintenance

Sterndrive Unit and Transom Assembly

1. Lubricate gimbal bearing by applying approximately 8‑10 pumps of grease from a typical hand‑operated grease gun.
Tube Ref No.
U-joint and Gimbal
42
Bearing Grease
2. For propeller shaft lubrication, refer to Propellers.
Sterndrive U‑joint Shaft Splines And O‑rings (Sterndrive Unit Removed)
1. Coat sterndrive U‑joint O‑rings and driveshaft splines with grease.
Tube Ref No.
Engine Coupler Spline
91
Grease
2. For propeller shaft lubrication, refer to Propellers.

Engine Coupler

1. Lubricate engine coupler splines through grease fittings on coupler by applying approximately 8‑10 pumps of grease from a
typical hand‑operated grease gun.
Page 58
a - Gimbal bearing grease fitting
a
mc77068-1
Description
b
a
Description
Where Used
Gimbal bearing
a - Driveshaft splines
b - U‑joint O‑rings (3)
8591
Where Used
Driveshaft splines and U-joint O-rings
Part No.
92-802870A1
Part No.
92-802869A 1
90-8M0053265 NOVEMBER 2010