Mercury 15 EFI FourStroke, Service Manual

Page: 207 / 406

7. Install the key into the keyway on the camshaft.
a - Camshaft key
b - Cylinder head screw (M8 x 60) (6)
c - Perimeter screw (M6 x 40) and washer (1)
d - Perimeter screw (M6 x 25) and washer (2)
Description Nm lb‑in. lb‑ft
Cylinder head screw (M8 x 60) (6)
First
10.0 88.5 –
Final
30.0 – 22.1
Perimeter screw (M6) (3)
First
6.0 53.1 –
Final
10.0 88.5 –
8. Slide the camshaft gear onto the camshaft, with the notch over the camshaft key. The timing mark on the camshaft gear for
the #1 cylinder should be pointing to the timing mark on the cylinder head.
9. Apply Loctite® 222 Threadlocker to the threads of the camshaft gear screw. Install the screw and washer. Tighten the
screw to the specified torque.
a - Camshaft gear screw (M6 x 20) and washer
b - Timing marks aligned
Tube Ref No. Description Where Used Part No.
51
Loctite® 222
Threadlocker
Camshaft gear screw threads 92-809818
Description Nm lb‑in. lb‑ft
Camshaft gear screw (M6 x 20) 11.5 101.8 –
10. Install the oil pump. Refer to
Section 4C
‑
Oil Pump Installation.
a
1
2
3
6
4
5
8
7
9
b
c
d
d
64136
a
b
64137
Cylinder Head
Page 4B-22 © 2018 Mercury Marine 90-8M0125265 eng NOVEMBER 2017