Recent content by morrisdg

  1. M

    1986 Mercury 150 XR2 Timing Specs re hot running

    I have a 1986 Mercury 150 XR2 (s/n 0B210616) that has a high RPM hot-running issue. The motor has only been run in fresh water, and has just had the poppet, both t-stats, and a new water pump kit replaced. A compression test revealed 110 to 115 across the board. The motor runs with the...
  2. M

    Merc 150 XR2 Alarm Beep

    Today when I started my 1987 XR2 150 hp Mercury I heard the high-pitched "beep" when I turned the key (just like always) but now after about 3 seconds I get the beep sounding rapidly and it does not stop. The motor runs great, the temperature is fine, lots of oil, impeller works ... what could...
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