Mercury 4.3 TKS series User Manual

Section 4 - Maintenance
90-8M0113857 eng DECEMBER 2015 Page 45
Tube Ref No. Description Where Used Part No.
139
Mercury 25W-40 Synthetic Blend
4-Stroke Engine Oil
Tie bar pivot points 92-8M0078629
5. After starting the engine, turn the steering wheel several times to port and starboard to ensure that the steering system
operates properly before getting underway.
Shift Plate Control Cable Lubrication
Lubricate the points shown in the following illustration with oil at least once a year, more often if the product is operated in
saltwater.
Alpha shift plate shown,
Bravo shift plate similar
a - Remote control shift
cable
b - Shift assist assembly
c - Intermediate shift cable
Driveshaft U‑joint Splines and O‑Rings (Sterndrive Unit Removed)
1. Apply grease to the driveshaft U‑joint splines and O‑rings.
a - Driveshaft U‑joint splines
b - O‑rings (3)
Tube Ref No. Description Where Used Part No.
Extreme Grease Driveshaft U-joint splines and O-rings 8M0071842
2.
For propeller shaft lubrication, refer to Propellers.
Engine Coupler
Lubricate the engine coupler splines through the grease fittings on the coupler by applying approximately 8–10 pumps of
grease from a typical hand‑operated grease gun.
a
b
c
57220
b
a
8591

Mercury 4.3 TKS series Specifications

General

Brand	Mercury
Model	4.3 TKS series
Category	Engine
Language	English