1999 Volvo Penta "WT" Models Workshop Manual, Page 83Get this manual

1999 Volvo Penta "WT" Models Workshop Manual, Page 83

Cleaning

Clean all carbon from combustion chambers and valve ports using tool J-8089Inspect the cylinder head for cracks in the exhaust ports, combustion chambers, or external cracks to the water chamberClean carbon deposits from '1ead gasket mating surfaces2Thoroughly clean the valve guidesClean all carbon and sludge from push rods and rocker arms