2 SPI .010 Over Bore Piston Kits Full Gasket Kit for Ski-Doo MXZ 440 F/C 67.75mm

Piston Kit and Full Gasket Kit for Ski-Doo MXZ 440 F/C 67.75mm

This top-end rebuild kit includes two .010 over bore pistons with rings, wrist pins, circlips, and a complete gasket set for the Ski-Doo MXZ 440 F/C engine, providing OEM replacement components for restoring compression and performance.

Overview

Designed for the Ski-Doo MXZ 440 F/C, this full piston and gasket kit delivers everything needed for a thorough top-end overhaul. The .010 over bore pistons offer a precision fit after cylinder boring, while the included gaskets ensure a leak-free assembly. This kit is ideal for snowmobile enthusiasts looking to refresh their engine's top end with reliable aftermarket parts.

Built For Performance

• Two .010 over bore pistons for increased displacement
• High-strength aluminum alloy construction
• Complete gasket set for cylinder head and base
• Includes rings, wrist pins, and circlips
• Engineered for durability in high-rpm snowmobile applications

Fits These Machines

• for Ski-Doo MXZ 440 F/C

On-The-Job Use

• Restoring compression in worn Ski-Doo 440 engines
• Rebuilding after top-end failure or seizure
• Performance rebuild for racing or trail riding
• Boring cylinders to .010 over standard size

Specs At A Glance

Good To Know

Q: Is this kit compatible with other Ski-Doo 440 models? A: This kit is specifically designed for the MXZ 440 F/C; confirm your engine model and bore size before ordering.

Q: Does the kit include cylinder base gaskets? A: Yes, the full gasket set includes all necessary gaskets for the top end, including cylinder base and head gaskets.

Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.