Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 182Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 182

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5.0l305 cid5.7l350 cid ENGINES

a PRE-IGNITION CAUSES

- Ignited By Hot DepositsRegular Ignition SparkIgnites Remaining FuelFlame Front Collide

1 Hot spots in the