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valve springs

  1. Will'smotobikes19

    Questions about 79cc and 212cc valve springs

    I have decided to ungovern my 79cc engine. Does anyone know what LB the stock 79cc springs are. Also does anyone know how many LBS the stock 212cc hemi springs are? I want to try running the 212 springs in the ungoverned 79cc. It's almost as if the 79 springs are stiffer but they are shorter as...
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