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Professional gear for the professional rider
All single-disc applications require a 5/8
MPN: 50122-261-01
85-'87 for Yamaha YZ80 WISECO Piston Kit 49.00/+1.00 Yam Our R&D engineers are ridersManufacturer: Wiseco MPN: 520M04900 Title: Piston Kit Size: 1. 00mm Oversize to 49. 00mm These kits offer lightweight forging for instant throttle response and maximum torque. Computer engineered piston skirt profiles provide minimal cylinder wall friction. Anti detonation grooves and ring land diameter eliminates ring blow by while maximizing engine performance. 4 Stroke Pistons: Dedicated forging for lightweight and superior strength; Race ready
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