SPI .020 Over Bore Piston Kit for Arctic Cat Many 1976-2000 340 F/C Sleds 60.5mm

SPI .020 Over Bore Piston Kit for Arctic Cat

This SPI .020 over bore piston kit provides a precision 60.5mm bore diameter for rebuilding Arctic Cat 340 F/C snowmobile engines from 1976 to 2000.

Overview

The SPI .020 over bore piston kit is an aftermarket replacement for Arctic Cat 340 F/C two-stroke engines, offering a 60.5mm bore size to restore lost compression and extend engine life. This piston kit is designed for snowmobile enthusiasts and mechanics maintaining Arctic Cat sleds from the 1976-2000 model years.

Built For Performance

• Precision-machined 60.5mm bore diameter for .020 over standard size
• Specifically engineered for Arctic Cat 340 F/C (Fan Cooled) engines
• Compatible with a wide range of 1976-2000 Arctic Cat snowmobile models
• Manufactured by SPI, a trusted aftermarket brand for snowmobile engine parts
• Enables reliable cold starts and consistent power delivery

Fits These Machines

• for Arctic Cat 340 F/C Snowmobiles (1976-2000)

On-The-Job Use

• Top-end engine rebuilds on vintage Arctic Cat snowmobiles
• Restoring compression and performance in trail sleds
• Replacing worn or out-of-spec pistons during engine overhauls
• Enhancing throttle response and engine reliability

Specs At A Glance

Good To Know

Q: Does this piston kit include rings and wrist pin? A: This listing is for the piston kit only; rings and wrist pin may need to be ordered separately or sourced from your existing hardware.

Q: Can I use this in a 1978 Arctic Cat Panther 340? A: Yes, this kit fits most Arctic Cat 340 F/C sleds from 1976-2000, including the Panther series, provided the engine is the 340 F/C variant.

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