Mercury 25 EFI Service Manual page 277

Ref. No. Qty.
1 1 Cylinder head
2 1 Gasket
3 2 Dowel pin
4 3 Stud
5 1 Hose
6 3 Clip
7 8 Bolt (M8 x 60)
8 1 Oil galley cover
9 8 Bolt (M6 x 12)
10 1 Cylinder head cover
11 1 Oil fill cap
12 1 O‑ring
13 8 Bolt (M6 x 53)
14 1 Decal
15 1 Clamp
16 1 Gasket
17 3 Spark plug
18 1 Plug
19 1 Gasket
20 3 Bolt (M6 x 53)
21 3 Washer
22 1 Plate
23 7 Bolt
24 1 Hose
90-8M0105568 eng MARCH 2016
Description
First Torque
Final Torque
First Torque
Final Torque
First Torque
Final Torque
© 2016 Mercury Marine
Cylinder Head Components
Torque
Nm lb. in.
10 88.5
10 88.5
30
6 53
6 53
9 80
18 159
12 106
6 53
10 88.5
6 53
Cylinder Head
lb. ft.
22
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