SPI Standard Bore Piston Kit for Polaris TX340, TX500, Colt SS340 1972-1976 62mm

Standard Bore Piston Kit for Polaris

This aftermarket standard bore piston kit for Polaris TX340, TX500, and Colt SS340 snowmobiles from 1972-1976 features a 62mm bore size, providing a reliable replacement for worn pistons.

Overview

The SPI standard bore piston kit restores power and compression in Polaris TX340, TX500, and Colt SS340 engines from 1972 to 1976. This 62mm piston kit replaces the original piston assembly to maintain engine performance. Designed for Polaris snowmobile owners needing a direct-fit replacement for vintage models.

Built For Performance

• Precision-machined 62mm piston for standard bore applications
• Includes piston rings and wrist pin for a complete kit
• Designed for Polaris TX340, TX500, and Colt SS340 engines
• Restores compression and reduces oil consumption
• Manufactured from durable aluminum alloy for longevity

Fits These Machines

• for Polaris TX340 (1972-1976)
• for Polaris TX500 (1972-1976)
• for Polaris Colt SS340 (1972-1976)

On-The-Job Use

• Used during top-end engine rebuilds on vintage Polaris snowmobiles
• Replaces worn pistons in TX340, TX500, and Colt SS340 models
• Suitable for trail riding and recreational snowmobiling
• Helps restore engine power and reliability for classic sleds

Specs At A Glance

Good To Know

Q: Are piston rings included with this kit? A: Yes, the kit includes the piston, rings, and wrist pin for a complete installation.

Q: Will this piston fit other Polaris models? A: This 62mm piston is specifically designed for TX340, TX500, and Colt SS340 engines from 1972-1976; confirm your engine code before ordering.

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