Search results

  1. J

    temperature of engine 150 efi

    i have a150 efi merc,what should the temp coming out of the telltale be at idle ;and how do i hook up a temperture guage on this engine .thanks again john.
  2. J

    is it running to hot

    i have a 1998 150 efi,the water pump was put in in oct 2007,the water out of the pee hole is hot at idle so you cant keep your hand there for to long ,if i raise the throttle it then cools off should it be this way ? the overheat alarm does not go off
  3. J

    mercury outboard /vibrations

    hi my name is john, i have a 1998 150hp efi with new waterpump, themostats ,waterseperator filter,and bulb ,it runs fine at 3200 pm but when im at 900rpm the engine vibrates and sometimes stalls,i also notice at the dock when its at idle the water from pee hole is very hot if i raise the idle...
Top