4 stroke kit

  1. J

    Best 4 stroke kit?

    I need a 4 stroke kit that can handle slight inclines.. will be used as a commuter bike for a mile ride between campuses and around town. Looking for under 500$.. preferably 300 max. Bike is hard tail steel mountain bike with 17" clearance between bottom and top bar on a 28"(27.5?) wheel with a...
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