Mercury 20 EFI FourStroke Service Manual

Camshaft and Oil Pump Components
Ref. No. Qty. Description
Torque
Nm lb‑in. lb‑ft
1 1 Key
2 1 Drive gear
3 1 Belt guide
4 1 Lockwasher
5 1 Nut 64.0 – 47.2
6 1 Timing belt
7 1 Screw (M6 x 20) 11.5 101.8 –
8 1 Washer
9 1 Driven gear
10 1 Key
11 1 Oil seal
12 1 Camshaft assembly
13 1 Oil pump gasket
14 1 Oil pump assembly
15 3 Screw (M6 x 35) 6.0 53.1 –
Cylinder Head
90-8M0125265 eng NOVEMBER 2017 © 2018 Mercury Marine Page 4B-9

Mercury 20 EFI FourStroke Specifications

General

Brand	Mercury
Model	20 EFI FourStroke
Category	Engine
Language	English