3091KA Ring Set 78.50mm for Wiseco Piston Rings

Ring Set for Wiseco

The Wiseco 3091KA Ring Set is a 78.50mm piston ring set that seals the combustion chamber and controls oil on the cylinder wall.

Overview

This Wiseco 3091KA Ring Set is a 78.50mm piston ring set built to seal compression and manage oil on the cylinder wall. It suits riders and engine builders refreshing a top end where the piston is being replaced or re-ringed. The ring set pairs with 78.50mm bore pistons for reliable sealing.

Built For Performance

• 78.50mm bore size for a precise fit to matching pistons
• Ring set configuration for sealing combustion pressure
• Oil control ring manages cylinder wall lubrication
• Replacement ring set for top end service
• Manufactured to Wiseco ring specifications

Specs At A Glance

Good To Know

Q: What does this ring set fit? A: It fits 78.50mm bore pistons and should be matched to the piston part number for correct ring land sizing.

Q: How many rings are in the set? A: This is a piston ring set for one piston application, with the ring count determined by the piston design it serves.

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