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Mercury 20 EFI FourStroke Service Manual

Mercury 20 EFI FourStroke
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Crankshaft Components
Ref. No. Qty. Description
Torque
Nm lb‑in. lb‑ft
1 2 Connecting rod assembly
2 2 Bolt
First 6.0 53.1 –
Final 10.0 88.5 –
3 1 Crankshaft assembly
4
1 Plain shaft bearing, blue (set of 2)
1 Plain shaft bearing, red (set of 2)
5 1 Upper oil seal
6 1 Lower oil seal
7 2 Piston assembly
8 1 Piston
9 1 Piston pin
10 2 Piston pin clip
11 2 Piston ring kit
12 1 Top piston ring
13 1 Second piston ring
14 1 Oil ring
Cylinder Block/Crankcase
90-8M0125265 eng NOVEMBER 2017 © 2018 Mercury Marine Page 4A-7

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Mercury 20 EFI FourStroke Specifications

General IconGeneral
BrandMercury
Model20 EFI FourStroke
CategoryEngine
LanguageEnglish

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