Wiseco Piston Kit, 66.40 mm for Honda CR250R (702M06640)

The WISECO 702M06640 Piston Kit is designed for dependable, all-purpose two-stroke riding in the Honda CR250R. Built to support durability, long service life, and increased horsepower, this piston kit provides a performance-focused replacement for riders who demand reliable engine operation and responsive power delivery. Its 66.40 mm piston specification is engineered for compatible Honda CR250R applications.
Feature: Dedicated Forging Design. The piston uses a dedicated forging design that optimizes the strength-to-weight balance, helping provide robust performance without unnecessary mass. This construction is well suited to the demanding operating conditions of a high-performance two-stroke engine.
Feature: Enhanced Throttle Response. Extra lightening operations reduce reciprocating weight to help improve throttle response and engine feel. The result is a piston designed to contribute to quick, responsive acceleration while maintaining the durability required for regular riding.
Feature: USA Engineering and Manufacturing. The WISECO 702M06640 piston is engineered, forged, and machined in the USA. The piston is also made in the USA, reflecting WISECO’s focus on controlled manufacturing and consistent performance for powersports applications.
Feature: Application-Specific Fit. Designed for the Honda CR250R, this WISECO piston kit offers a targeted replacement solution for compatible two-stroke engine builds and maintenance. Verify engine year and application compatibility before installation.

Features:

• Designed for all-purpose two-stroke riding

• Supports 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 made in the USA

• 66.40 mm piston specification for compatible Honda CR250R applications

Ships from Parts Unlimited.