Home › Forum › Ask A Member › Aligning Taper Pin Removal

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  • #10283
    drifter
    Participant

      Is there a technique for removing the crankcase aligning pins on the smaller 1950’s OMC outboards?
      I know they are driven towards the carburetor. One is easy to get to but the other is at a tough angle for a drift.
      Thanks,
      Drifter

      #78114
      Bob Wight
      Participant

        US Member

        Attached is a photo posted by another member some time ago showing how to use a nut/bolt combination to drive the pin out on the smaller block motors. Great idea – worked well on my motor.


        Attachments:

        Bob

        1937 Champion D2C Deluxe Lite Twin
        1954 Johnson CD-11
        1955 Johnson QD-16
        1957 Evinrude Fastwin 18
        1957 Evinrude 3022
        1958 Johnson QD-19
        1958 Johnson FD-12
        1959 Johnson QD-20
        1982 Evinrude 25hp

        “Every 20 minute job is only a broken bolt away from a 3-day project.”
        "Every time you remove a broken or seized bolt an angel gets his wings."

        #78116
        frankr
        Participant

          You are going to remove the offending exhaust cover anyway–aren’t you?

          #78120
          Mumbles
          Participant

            As mentioned, removing the pin on the 5.5 – 6 horse motors is a lot easier with the exhaust cover removed. A sharp rap on a long punch will get them moving.

            #78157
            theodore
            Participant

              Could you drop a 5/16 or 3/8 nut over the big end of the pin, then pinch with a big vise grip between the nut and pin small end?

              #78186
              DAN ANDERSON
              Participant

                US MEMBER PAY BY CHECK

                Not saying you didn’t, but always remove the pins first (while block is still bolted together) and install pins first. Just make it a habit. They come out better when everything is held firm. The pin is tapered so like mentioned usually give with a quick rap. On installation no need to drive then down hard, just for alignment.

                Later service manuals show a special tool that can be made for removal. Works great! I’ll see if I can find a pic.

                Dan in TN

                #78209
                drifter
                Participant

                  I did remove the exhaust cover. Still not a lot of room for a drift. I did remove the pins prior to loosening the bolts. I just knew there had to be an easier way than the angle I had to hold a drift. Thanks for the tips.

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