Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 667Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 667

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DIAGNOSTICS
Chart A-7 (3 of 6): Ignition System Check
DIAGNOSTIC AIDS: An intermittent may be caused by poor connection, rubbed through wire insulation or wire broken inside the insulation