Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571
Wiseco 54.00 mm Pro-Lite Piston Kit PK1571

Wiseco 54.00 mm Pro-Lite Piston Kit PK1571

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  • $191.99
  • $212.95
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Wiseco's Pro-Lite is the forged 2-stroke piston that started it all! Wiseco Pro-Lite forged 2-stroke pistons are the result of decades of experience, incorporating the latest in 2-stroke piston manufacturing and design in a part built for all-purpose 2-stroke riding. Designed to offer great value, great reliability, and great performance, Pro-Lite is the staple of 2-stoke pistons! Wiseco 2 Stroke Pro-Lite Piston Kit, 54.00 mm Bore
  • Dedicated forging design for strength-to-weight optimization
  • Extra lightening operations for enhanced throttle response
  • Engineered, forged, and machined in the USA in Mentor, OH
  • High-quality ring(s), wrist pin(s), and circlips included
  • Refreshed performance from the track to the trail
  • Designed for all-purpose 2-stroke riding
  • Great value for reliable fun factor

The Wiseco Pro-Lite forged 2-stroke piston kit is designed for all-purpose riding and provides a combination of value, reliability, and performance. This kit features a 54.00 mm bore piston with a dedicated forging design engineered for strength-to-weight optimization and additional lightening operations intended to enhance throttle response.

Engineered, forged, and machined in the USA in Mentor, Ohio, the piston kit is designed for refreshed performance from the track to the trail. High-quality rings, wrist pins, and circlips are included.

This piston kit fits 2005–2014 Yamaha YZ125 models. The manufacturer part number is PK1571, and the vendor part number is 845M05400 2126CS. Verify the model year and engine specifications before installation.

Features:

  • Bore: 54.00 mm
  • Forged 2-stroke piston with a dedicated forging design for strength-to-weight optimization
  • Additional lightening operations designed to enhance throttle response
  • Engineered, forged, and machined in the USA in Mentor, Ohio
  • High-quality rings, wrist pins, and circlips included
  • Designed for all-purpose 2-stroke riding
  • Fits 2005–2014 Yamaha YZ125 models
  • Manufacturer part number: PK1571
  • Vendor part number: 845M05400 2126CS



Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Regular Stock: false
Units Per Sku: 1
Clearance Item: t
Fitment:
2005 Yamaha YZ125 Base
2006 Yamaha YZ125 Base
2007 Yamaha YZ125 Base
2008 Yamaha YZ125 Base
2009 Yamaha YZ125 Base
2010 Yamaha YZ125 Base
2011 Yamaha YZ125 Base
2012 Yamaha YZ125 Base
2013 Yamaha YZ125 Base
2014 Yamaha YZ125 Base
2015 Yamaha YZ125 Base
2016 Yamaha YZ125 Base
2017 Yamaha YZ125 Base
2018 Yamaha YZ125 Base
2019 Yamaha YZ125 Base
2020 Yamaha YZ125 Base
2020 Yamaha YZ125X Base
2021 Yamaha YZ125 Base
2021 Yamaha YZ125X Base
2022 Yamaha YZ125X Base