Installation - Mercury MerCruiser Service Manual

4. Inspect the pushrods.
a. Inspect the shaft for bends.
b. Inspect for oil passage restriction.
c. Inspect for wear or scoring of the end contact surfaces.
5. Replace any damaged or excessively worn components.

Installation

1. Lubricate the outer surfaces and ends of the valve pushrods.
Tube Ref No.
Lubriplate SPO 255
136
2. Install the valve pushrods in their original locations. Ensure that the pushrods seat in the lifter socket.
3. Install the rocker arm supports.
a
4. Lubricate the rocker arm and rocker arm ball contact surfaces.
Tube Ref No.
Lubriplate SPO 255
136
90-8M0099748 eng DECEMBER 2015
b
a
c c
53050
Description
b
Description
Rocker arm and rocker arm ball contact surfaces
a - Shaft
b - Oil passage
c - End contact surfaces
Where Used
Outer surfaces and ends of valve pushrods
59510
Where Used
© 2016 Mercury Marine
Engine Inspection and Assembly
Obtain Locally
a - Rocker arm support assemblies
b - Pushrod
Obtain Locally
Part No.
Part No.
Page 3B-57