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Recent content by honda_dude

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    Mercury 225 Opti fouling plugs

    "I have a 2001 Mercury 225 Opt "I have a 2001 Mercury 225 Opti. Engine was running rough so I put new plugs in it. Engine then ran great for a about 20 minutes, then shut down to about 1/2 throttle and ran rough. Pulled the plugs and all were a dry carbon black (all this with only ~ 30...
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