2539CD Ring Set 64.50mm for Wiseco Piston Rings

Ring Set for Wiseco 64.50mm

This Wiseco 2539CD ring set is a 64.50mm piston ring set designed to seal the combustion chamber and control oil on high-performance two-stroke and four-stroke top ends.

Overview

This Wiseco 2539CD ring set delivers a precise 64.50mm fit for rebuilders and racers working on small-bore performance engines. As a Wiseco ring set, it is built to pair with the matching Wiseco piston for consistent sealing and compression. Install it whenever a top-end refresh calls for fresh rings at the 64.50mm bore size.

Built For Performance

• 64.50mm bore size for exact fitment on matching pistons
• Wiseco 2539CD part number for straightforward identification
• Ring set supplied for one piston
• Engineered for consistent compression sealing
• Suited to high-revving small-bore applications

Specs At A Glance

Good To Know

Q: How many rings come in this set? A: This listing is for a ring set sized at 64.50mm, intended for one piston. Confirm the ring count against your piston before ordering.

Q: Can I install these on any 64.50mm piston? A: Ring sets are matched to specific piston designs and groove widths, so verify the piston part number and bore before purchase.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.