Mercury MERCRUISER - Cleaning; Crankshaft and Pistons

Tube Ref No. Description Where Used Part No.
Loctite 565 PST Threads of oil gallery plugs and oil pressure sender Obtain Locally
Description Nm lb‑in. lb‑ft
Oil gallery plug—10 mm 9 79.6 –
Oil gallery plug—18 mm 22 – 16.2
Oil gallery plug—24 mm 55 – 40.5
5. Coat the threads of the new engine block oil gallery plugs.
Tube Ref No. Description Where Used Part No.
Loctite 565 PST Threads of the engine block oil gallery plugs Obtain Locally
6. Install the front oil gallery plugs. Tighten the oil gallery plugs to the specified torque.
59535
Engine block front surface oil gallery plugs
Description Nm lb‑in. lb‑ft
Oil gallery plug—10 mm 9 79.6 –
Oil gallery plug—18 mm 22 – 16.2
Oil gallery plug—24 mm 55 – 40.5
Tube Ref No. Description Where Used Part No.
Loctite 565 PST Threads of the oil gallery plugs Obtain Locally
7. Coat the threads of the engine block coolant drain hole plugs.
Tube Ref No.
Description Where Used Part No.
Loctite 565 PST Threads of the engine block coolant drain hole plugs Obtain Locally
8. Install the engine block coolant drain hole plugs. Tighten the plugs to the specified torque.
Description
Nm lb‑in. lb‑ft
Engine block coolant drain hole plugs 20 177 –
Crankshaft and Pistons
Cleaning
1. Connecting rods
a. Clean the connecting rods in cleaning solvent.
Engine Inspection and Assembly
Page 3B-14 © 2016 Mercury Marine 90-8M0099748 eng DECEMBER 2015