IMPORTANT: The oil pump drive is not properly installed if it is not resting on the engine block and engaged with the
camshaft and intermediate shaft.
a - Flange screw
b - Oil pump drive
2. Ensure that the mechanism is resting on the engine block as shown.
3. Install the flange screw. Tighten the screw to the specified torque.
Description
Nm lbāin. lbāft
Oil pump drive flange screw 30 ā 22.1
Rocker Arms and Pushrods
Inspection
1. Inspect all contact surfaces for excessive wear or scoring.
2. Inspect threads for damage.
3. Inspect pivot points for binding or damage.
a - Contact surfaces
b - Threads
c - Pivot points
Engine Inspection and Assembly
Page 3B-56 Ā© 2016 Mercury Marine 90-8M0099748 eng DECEMBER 2015