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78 GS1000 cylinders removal. Where is that bolt???

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    78 GS1000 cylinders removal. Where is that bolt???

    I'm taking apart the bored spare motor. The manual says there are 3 small bolts. One outside #1 and #4 plugs and the other somewhere around the tach gear, but I can't find it!

    Is there acually one there?

    I don't want to start thumping it until I'm sure all the bolts are out.

    (Yes, the head is off.)

    #2
    If you have the head off the three bolts are already removed. The third bolt is in between the 2 and 3 cylinders in a semi-circle type piece that sticks out of the cylinder and bolts to the head. The bolt comes from underneith and not from the top.
    Bottom line. If the head is off there is nothing holding the cylinders on but an old base gasket.
    1983 GS 1100E w/ 1230 kit, .340 lift Web Cams, Ape heavy duty valve springs, 83 1100 head with 1.5mm oversized SS intake valves, 1150 crank, Vance and Hines 1150 SuperHub, Star Racing high volume oil pump gears, 36mm carebs Dynojet stage 3 jet kit, Posplayr's SSPB, Progressive rear shocks and fork springs, Dyna 2000, Dynatek green coils and Vance & Hines 4-1 exhaust.
    1985 GS1150ES stock with 85 Red E bodywork.

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      #3
      some 1000's have the third bolt and some don't. i think it's the older ones that don't have it. it's on the front right in the middle of the head.
      2002 bmw r1150gs 1978 gs1000E skunk les pew 1979 gs1000L dragbike
      82 gs1100L probably the next project
      1980 gs1000G the ugly 1978 gs750E need any parts?
      https://m.youtube.com/watch?v=m_m2oYJkx1A
      1978 gs1000E skunk #2 RLAP
      https://live.staticflickr.com/65535/...2f1debec_t.jpg

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        #4
        be gentle with those bottom fins while prying upward.. OOOH, SNAP!!!!



        Last edited by Guest; 07-28-2007, 08:15 AM. Reason: add pic

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          #5
          OK, Thanks guys. So just beat it with a rubber mallet?

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            #6
            So I got the cylinders moving. They are up to flush with the head bolts, but now its stuck. Why?
            The pistons are free.
            What is going on? It looks like it's binding on a head bolt. WD-40 it?

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              #7
              Your'e either not even or the rings are hanging up at the bottom or the cylinders. My bet is you're not even. Drop it back down and get a buddy to help lift it evenly.
              1983 GS 1100E w/ 1230 kit, .340 lift Web Cams, Ape heavy duty valve springs, 83 1100 head with 1.5mm oversized SS intake valves, 1150 crank, Vance and Hines 1150 SuperHub, Star Racing high volume oil pump gears, 36mm carebs Dynojet stage 3 jet kit, Posplayr's SSPB, Progressive rear shocks and fork springs, Dyna 2000, Dynatek green coils and Vance & Hines 4-1 exhaust.
              1985 GS1150ES stock with 85 Red E bodywork.

              Comment


                #8
                I got it, finally. I had to wiggle it like mad. The very center head bolts and channels were FULL of gunk! I actually ended up cutting off one ot the bolts from the bottom. Then I had to alternatly tap it back and forth and spray it with solvent to get the bolt out of the hole.

                I'm not reusing the case, so I wasn't too concerned about it.

                Now. How do the pistons come off?

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                  #9
                  Originally posted by Billyboy View Post
                  Now. How do the pistons come off?
                  Remove the piston pin circlip on one side and push out the piston pin. Hopefully the pin will slide and you won't need a pin puller.
                  Ed

                  To measure is to know.

                  Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

                  Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

                  Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

                  KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

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                    #10
                    Thanks. Any special tools? Needle nose? forceps?

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