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Wiseco

Wiseco 85-86 Honda ATC/TRX250R (526M06625) Piston Kit

$291.95 $262.99 Save $28.96

SKU: W00C PK1074

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: PK1074

The Pro-Lite series is Wiseco's staple forged 2-stroke piston, offering great value for reliable all-purpose riding. These pistons are designed for both track and trail, providing refreshed performance with every ride. Pro-Lite pistons feature optimized forging for strength and extra lightning operations for enhanced throttle response. This all-purpose piston is perfect for riders seeking a balance of performance and reliability.

Features:

  • Designed for all-purpose 2-stroke riding
  • Engineered, forged, and machined in the USA in Mentor, OH
  • Great value for reliable fun factor
  • Refreshed performance from the track to the trail
  • Dedicated forging design for strength-to-weight optimization
  • Extra lightening operations for enhanced throttle response
  • High-quality ring(s), wrist pin(s), and circlips included

Wiseco 2 Stroke Pro-Lite Piston Kit, 66.25 mm Bore

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The Wiseco PK1074 Top End Piston Kit includes a forged aluminum piston, piston rings, wrist pin, circlips, wrist pin bearing, and a top-end gasket set. Designed for off-road motorcycles, this 2-stroke piston kit features a 66.25mm piston diameter and an 18.00mm pin diameter. The piston has a forged aluminum surface finish, and the kit includes steel components. Made in the United States, this performance part is designed for durability and improved engine performance.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandWiseco
Part NumberW00C PK1074

Videos

TX300 2-Stroke Top End Rebuild | Full Piston Install Guide

TX300 2-Stroke Top End Rebuild | Full Piston Install Guide
THE 2-Stroke Piston Kit: Wiseco Racer Elite

THE 2-Stroke Piston Kit: Wiseco Racer Elite

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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