1574CD Ring Set 40.00mm for Wiseco Snowmobile Piston Top End

Ring Set for Wiseco

This Wiseco ring set, part number 1585CD, is a 40.25mm piston ring set designed to seal the combustion chamber and control oil on compatible 40.25mm bore applications.

Overview

The Wiseco 1585CD ring set is a 40.25mm piston ring set built to restore compression and oil control on compatible engines. This ring set gives rebuilders and riders a direct replacement option for worn or damaged rings in a 40.25mm bore. Install this Wiseco ring set when a top end refresh calls for a precise, correctly sized ring pack.

Built For Performance

• 40.25mm bore sizing for a precise fit in compatible cylinders
• Ring set construction designed to seal combustion pressure
• Oil control ring to help manage cylinder wall lubrication
• Sold as a complete set for one piston application
• Wiseco part number 1585CD for straightforward cross-referencing

On-The-Job Use

• Top end rebuilds on compatible 40.25mm bore engines
• Restoring compression on worn or smoking top ends
• Routine piston and ring replacement during service
• Refresh work on race or performance builds that specify this bore size

Specs At A Glance

Good To Know

Q: Is this an original Wiseco factory part? A: This listing is for a Wiseco ring set identified by part number 1585CD. Always confirm the part number and bore size against your application before ordering.

Q: Can I install this ring set without checking my bore? A: Ring fit depends on the exact bore and piston used. Verify that 40.25mm matches your cylinder and piston specification before installation.

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