Search results

  1. P

    1987 Mercruiser 165 Winterization

    well shoot that is easy enough. Thank you
  2. P

    1987 Mercruiser 165 Winterization

    I think you are thinking of the Inline 6 cylinder 165. I have the 4 cylinder 165 with the power steering cooler on it as well.
  3. P

    1987 Mercruiser 165 Winterization

    I got a 1987 Four Winns 170 Horizon with a MerCruiser 165 I/O closed coolant system. I am getting ready to winterize it for the winter. This is the first time owning a closed coolant system. I have looked around and can not find any spots to open to drain water in the block. I'm not sure if you...
Top