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  1. Jetting after Stroker Kit

    YFZ Powertrain
    08 YFZ 450, I am adding a Hot Rods +3 Stroker Kit. Rest of the quad is GYTR stock. The question is: once I add this Stroker Kit, does anyone have any ideas on the size of jets I will need, or should try? I would say this quad has never been opened up, and stock jets are in place. Air Lid...