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    Mtc or wiseco ?

    Once the Hybrid is stripped for cosmetics and spare engine pulled from the 1100E I'll have some time on my hands so was going to pull the air cooled motor down.

    plan is -

    welded/overhauled crank ( recommendations appreciated)
    Beefed up and refurbed clutch

    and probably plus 2mm piston kit running about 10.5:1.

    last time I used oversized Pistons was 2 ring yoshi on a gs1000 ( showing my age) and I'm leaning to MTC but would appreciate any comments/experience
    78 GS1000C- Now sporting 1100E suspension and numerous goodies
    82 GS750E/82 1100E/ GSXR Frankenstein bike completed
    83 1100E "rescue bike" saved from the barn
    2008 Bking - Torque Torque Torque
    Next project slowly coalescing

    #2
    If you want the best ask RapidRay on some custom pistons that are supposed to be way better than off the shelf. Maybe 20% more expensive but if you got the cash.

    Comment


      #3
      Either are good. However go with the 1168 kit. We have done a billion (give or take a few) Wiseco 1168s. http://gszone.biz/pistons.html
      Speed Merchant
      http://www.gszone.biz

      Comment


        #4
        I just lead the the group buy for the oversized 650 Pistons from wiseco. They were really easy to get along with and the had 40 piston done in 3.5 weeks. They all turned out really nice.

        Comment


          #5
          Regarding the welded crank. It's been several years since i had on done so I don't know who is still in the game.

          Falicon is good but may be a tad spendy. Contact Schnitz Racing https://store.schnitzracing.com/ and see if they have a recommendation. I bought a lot of stuff from Schnitz, good outfit.
          Attached Files

          Comment


            #6
            Talk to RAY. He's the man...
            Current Rides: 82 GS1100E, 00 Triumph 955 Speed Triple:twistedevil:, 03 Kawasaki ZRX1200, 01 Honda GL1800, '15 Kawasaki 1000 Versys
            Past Rides: 72 Honda SL-125, Kawasaki KE-175, 77 GS750 with total yosh stage 1 kit, 79 GS1000s, 80 GS1000S, 82 GS750e,82 GS1000S, 84 VF500f, 86 FZR600, 95 Triumph Sprint 900,96 Triumph Sprint, 97 Triumph Sprint, 01 Kawasaki ZRX1200, 07 Triumph Tiger 1050, 01 Yam YFZ250F
            Work in progress: 78 GS1000, unknown year GS1100ES

            Comment


              #7
              There are dozens of threads about cranks. Pearson and Gardener are the names that come up time and again.
              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

              Comment


                #8
                From 3 posts ago. http://www.gszone.biz/
                I am sure this gentleman can take care of your crank and piston kit needs.
                2@ \'78 GS1000

                Comment


                  #9
                  Check your messages. I messaged you awhile ago. Call me at the # I gave you if you would like some HONEST answers, info on how build a DURABLE engine & save some money in the process. 140 rear wheel horsepower, with ride across country reliability is easy!
                  Ray.

                  Comment


                    #10
                    John Pearson at Pearson Racing in Ohio (west of Dayton, OH) is THE MAN for crankshaft work.

                    I was weighing options for a race engine and was urged to stick to a 1085cc kit for the GS1000, as it will rev up faster than the bigger kits and will be better in the long haul for durability. You can run GS1100 cylinders (1074cc?) & barely have to overbore them, lots of material left to aid in cooling and block rigidity
                    '77 GS750 920cc heavily modded
                    '97 Kawasaki KDX220R rugged terrain ripper!
                    '99 Kawasaki KDX220R​ rebuild in progress
                    '79 GS425stock
                    PROJECTS:
                    '77 Suzuki PE250 woods racer
                    '77 GS550 740cc major mods
                    '77 GS400 489cc racer build
                    '76 Rickman CR1000 GS1000/1100
                    '78 GS1000C/1100

                    Comment


                      #11
                      He has a 16 valve motor Chuck, not an 8 valve.
                      Ray.

                      Comment


                        #12
                        Ahhh...yes I see that in the very first line now.... my apologies
                        '77 GS750 920cc heavily modded
                        '97 Kawasaki KDX220R rugged terrain ripper!
                        '99 Kawasaki KDX220R​ rebuild in progress
                        '79 GS425stock
                        PROJECTS:
                        '77 Suzuki PE250 woods racer
                        '77 GS550 740cc major mods
                        '77 GS400 489cc racer build
                        '76 Rickman CR1000 GS1000/1100
                        '78 GS1000C/1100

                        Comment


                          #13
                          As I remember the MTC uses a little larger piston to cylinder clearance then Wiseco. MTC .005 compared to .003 with the Wiseco's. When measuring them they also had a little more taper. I can say I have installed some MTC pistons and noticed that they rattled or you may say slapped in the bores a little more during warm up before they quieted down. Therefore I thought they may cause the piston skirts and cylinder walls to wear out quicker. I stand to be corrected but that may be a deciding factor on which ones to use for durability.
                          sigpic 82 gs1100ez 1168 Wiseco,Web .348 Cams,Falicon Sprockets,Star Racing Ported Head,1mm o/s Stainless Valves,APE Springs,Bronze Guides,etc.APE Billet Tensioner,36CV Carbs,Stage 3 Dynojet,Plenum w/K&N filter,Trued,Welded,Balanced,Crank w/Katana rods & Billet left end, FBG backcut trans, VHR HD Clutch basket,APE nut,VHR High volume oil pump gears,1150 Oil cooler,V&H Megaphone header w/Competition baffle,Dyna S,Coils,Wires,etc.Other misc.mods.

                          Comment


                            #14
                            Here is how I look at it, MTC is a flathead Ford, Wiseco is an LS Chevy, JE is a new ZO6 & CP is F1. Take my evaluation for whatever it is worth to you. MTC is just heavy & ancient technology. CP Pistons are in every winning class in drag racing. From Top Fuel on down. They make great power & MTCs don't make the same power. This is just a fact.
                            Ray.

                            Comment


                              #15
                              CP,,JE which is better if any difference?

                              Comment

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