Piston and Connecting Rod
Ref. No. Qty. Description
Torque
Nm lb‑in. lb‑ft
1 6 Upper compression ring
2 6 Lower compression ring
3 6 Upper oil control ring
4 6 Oil control ring spacer
5 6 Lower oil control ring
6 6 Piston
7 6 Piston pin
8 12 Snap ring (2)
9 6 Connecting rod
10 6 Upper bearing half
11 6 Lower bearing half
12 6 Bearing cap
13 12 Bolts
First torque 25 – 18.4
Final (angle torque) + 90°
Engine Disassembly
90-8M0099748 eng DECEMBER 2015 © 2016 Mercury Marine Page 3A-15
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