4. Coat the threads of the cylinder head bolts with sealant and install the screws finger‑tight.
a - Short bolts
b - Long bolts
Tube Ref No. Description Where Used Part No.
Loctite 565 PST Cylinder head bolt threads Obtain Locally
5. Tighten the cylinder head bolts to the specified torque in (passes) using the numbered sequence shown.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
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Engine Inspection and Assembly
90-8M0099748 eng DECEMBER 2015 © 2016 Mercury Marine Page 3B-53