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  1. J

    78 Merc inline 1500

    I have a Merc inline 1500 with a bad #3 cylinder.<br />I'm talking to a guy about buying his powerhead off of a 1978 Merc inline 900. He thinks that we can pull my head off & his will interchange & bolt back down with the only expected difference being the reduction in power. Will this work ?<br...
  2. J

    1978 INLINE 6 MERC 150HP - BAD COMPRESSION

    I've got 120 to 125psi on 6 cylinders except on #3 I've got 30psi. How bad is this ?<br />Spark plug on #3 had tiny aluminum shavings.<br />Any idea on cost to get repaired ? Only have $1,500 in the rig & don't want to throw good money after bad. Is this old inline worth<br />it ? Thanks
  3. J

    LOSS OF POWER? 1979 MERC INLINE 150HP

    Haven't run this boat in about 2 years. Over the last 3 fishing trips I've had a somewhat gradual loss of power. 1st trip I was running ok at full speed & motor quit. Started back up immediatly but it took 30 to 60 seconds at full throttle to open back up & plane out. The 2nd trip I had trouble...
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