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gsxr 750m

  1. Streetfighter Help Needed!
    Hi guys, I have a 91 gsxr 750 with some strange lines on the sides of the cylinder: They're on both sides and connect the 1-2 and 3-4 cylinders. I've looked through parts schematics and pics of other 91's and haven't been able to find another bike that has 'em. There's just a nearly kinked...