1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 447Get this manual
Quality of the image is intentionally reduced!
FLYWHEEL REMOVAL
5 Remo'e elasti top nuts which sec ure alternator rot or
t flywhe llide al ternalor rOlor and flywhe ff crankshaft Iuds
INSPECTION
COUPLER