Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 644Get this manual
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SERVICE MANUAL NUMBER 24
SYSTEMIGNITION RELAY ECM BAT FUSE 15A RED 440 ORN J1-16 BATTERY FEED J1-32 BATTERY FEED
440 ORN TO DLC CONNECTOR
A KNOCK MODULE 439 PNKBLK 485