Description Nm lb‑in. lb‑ft
Cylinder head cover screws (M6 x 30) 6.0 53.1 –
16. Install two spark plugs. Tighten them to the specified torque.
Description Nm lb‑in. lb‑ft
Spark plugs 18.0 159.3 –
17. Install the following components:
•
Throttle body (refer to Section 4A ‑ Throttle Body Installation)
•
Electrical components removed from the cylinder head (refer to Section 4A ‑ Electrical Component Installation)
18.
Install the powerhead onto the driveshaft housing. Refer to Section 4A ‑ Powerhead Installation.
Cylinder Head
Page 4B-24 © 2018 Mercury Marine 90-8M0125265 eng NOVEMBER 2017
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