2 Sets SPI Standard Bore Piston Rings for ZR900 King Cat & Mountain Cat 900 85mm

Standard Bore Piston Rings for Arctic Cat

These 2 sets of standard bore piston rings with an 85mm bore size are designed for Arctic Cat ZR900 King Cat and Mountain Cat 900 engines, restoring compression and performance.

Overview

Standard bore piston rings for Arctic Cat ZR900 King Cat and Mountain Cat 900 models provide a precise 85mm bore diameter. These rings are essential for maintaining proper engine sealing in high-performance snowmobile engines. Two sets are included to rebuild one engine or replace rings on two cylinders.

Built For Performance

• 85mm bore size for exact fit
• High-strength steel construction
• Chrome-faced for reduced wear
• Designed for high-output two-stroke engines
• Reduces blow-by and improves compression

Fits These Machines

• for Arctic Cat ZR900 King Cat
• for Arctic Cat Mountain Cat 900

On-The-Job Use

• Mountain snowmobiling
• High-performance trail riding
• Snowmobile racing

Specs At A Glance

Good To Know

Q: Are these rings pre-gapped? A: They may require final gap adjustment to match your specific engine tolerances.

Q: What is the material composition? A: They are made of high-grade steel with a chrome facing for durability.

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