Engine Parts
Wiseco Piston Yamaha 1.0mm
Part # 559M05700
$154.95
NY: 0
National: 20+
- —Designed for all-purpose 2-stroke riding
- —Durability, longevity and increased horsepower
- —Dedicated forging design for strength-to-weight optimization
- —Extra lightening operations for enhanced throttle response
- —Engineered, forged, and machined in the USA
- —Piston is made in the USA
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Stroke Length50.00 mm
UnitsKit
Bore Size57.00 mm
Piston Material4032 Aluminum Alloy
Engine Type2-Stroke
Bore - Oversize+1.00 mm
Displacement123 cc
Skirt CoatingNon-Coated
Piston MaterialForged
Riding StyleOff-Road
ModelPro-Lite
Product NamePiston Kit
Weight0.45 lbs
Dimensions (L x W x H)3.46" x 3.22" x 3.07"
Fits These Vehicles (3)
YZ1251988
YZ1251987
YZ1251986
Not sure it fits? Call our Harley techs at 607-654-7431.






































































