1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 242Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 242

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MALLORY DISTR BUTOR INSPECTION (Distr butor in Engine ) 1 Remo'
0 not remove plug wir from cap2 Disconnect coil primary lead from distributor_ 3 Crank or turn engi ne slowl yAlign timing marks w