Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 660Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 660

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SERVICE MANUAL NUMBER 24
Step 6 Chart A-5 Step 9
56 Does the system establish fuel pressure and Step 7then drop quickly to psi? aIgnition OFFbBlock fuel pressure line between the fuel pump