We had this for our Yamaha pw50 but no longer have it so selling this to hook someone up
B&M Trick Shift fluid is the easiest way to firm up your transmission's shift performance. Not an additive, this safe and effective blend of extreme pressure agents and foam inhibitors will produce a noticeable shift improvement when you completely replace your existing fluid. It meets and exceeds Type F requirements, and is available in conventional and synthetic formulas.