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supemotard

  1. CUL8ER

    Bigger valves in 650 -04 Supemotard?

    Hey! Was thinking of getting bigger valves for my machine.. but i cant decide how big i want to go.. the options i have thought about is to go 36/30 or 37/30 or go for 37/32.. what power gains or losses could this give me?
    • CUL8ER
    • Thread
    • 650 bigger supemotard valves
    • Replies: 5
    • Forum: Mechanical