1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 456Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 456

CAMSHAFT GEAR REPLACEMENT REMOVAL INST ALLATION 1Place camshaft and sprocket sembi), und er press2 Support sprocket ith rin
pre ntcOBting wi II be ome discolord at de feclive areaR place block if crack d3Check all machined gasket urfa ces for burrsni
cks, sc r lches and Remov minor imprfec ti onsith an oil lone4 Che cy inder block for fl lncss of cy linder head gasket surfacefo
ll owi procedure and specifications re commended for cyl inder head 1If eng ine is di sassemblewith solvent 1After it thorou
f( ly 2Remove old gasket mat rial from all machined surfaces3Remove all pipe plugs hat seal oi passagesthen clean out all
passa es4!::How ou ll passages bo lt hol es tc, with compi'esse airMake ure that threads in cv iinder head bolt hole are
cleanDirt in thr eads caus binding and resu lt in fa lse orqu read ingUse tap to true-up threads and to remove any depo ir