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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Color: 140/75R15 65H
Black ceramic finish matches stock header pipe\
W-rated for speeds up to 168+ mph
Significant weight reduction – approx
Constructed of extremely lightweight materials
84-'90 for Yamaha YZ490 WISECO Piston Kit Pro-Lite 88.50/+1.50 Yam Color: 140/75R15 65HManufacturer: Wiseco MPN: 546M08850 Title: Piston Kit Size: 1. 50mm Oversize to 88. 50mm 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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