1999 Volvo Penta "WT" Models Workshop Manual, Page 251Get this manual
Valve Rocker Arm Cover Installation Install or Connect:
[[] 1Valve rocker arm cover and gasket2Valve rocker arm cover bolts
Tighten:
Valve rocker arm cover bolts to 72 inIbs(8 Nm)ORC6B95
Intake Manifold Installation
Install or Connect
[] 1Seals on the cylinder block