Installation
Install the crankshaft position reluctor wheel.
a - 56X reluctor wheel
Crankcase Front Cover
Installation
1. Lubricate the new crankshaft seal with clean engine oil.
Tube Ref No.
Description Where Used Part No.
139
Mercury 25W-40
Synthetic Blend 4-Stroke
Engine Oil
Front cover crankshaft seal 92-8M0078629
2. Install the crankcase front cover using a new gasket, ensuring that the holes in the cover align with the dowel pins in the
block. Tighten the screws in sequence to the specified torque.
Tighten the screws in sequence shown
Description Nm lb‑in. lb‑ft
Front cover screw 12 106.2 –
3. Install a new crankshaft position sensor O‑ring seal and lubricate the seal with clean engine oil.
Engine Inspection and Assembly
90-8M0099748 eng DECEMBER 2015 © 2016 Mercury Marine Page 3B-37