Namura Standard Bore Piston Kit for Polaris Sport 400 & 400L fits 1994-1999 83mm

Namura Standard Bore Piston Kit for Polaris

This standard bore piston kit fits Polaris Sport 400 and 400L models from 1994 to 1999, measuring 83mm and serving as a reliable OEM replacement.

Overview

The Namura Standard Bore Piston Kit for Polaris Sport 400 and 400L is a direct replacement piston assembly designed for 83mm bore engines. It restores compression and performance in 1994-1999 models. This kit includes everything needed for a top-end rebuild.

Built For Performance

• 83mm bore size matched to factory specifications
• High-strength aluminum alloy construction
• Precision-machined piston skirt for reduced friction
• Includes piston rings, wrist pin, and circlips
• Designed for standard bore engines no oversize needed

Fits These Machines

• for Polaris Sport 400 (1994-1999)
• for Polaris Sport 400L (1994-1999)

Specs At A Glance

Good To Know

Q: What is included in this piston kit? A: The kit includes the piston, rings, wrist pin, and circlips for a complete top-end replacement. Confirm your engine model and serial number before ordering.

Q: Can this kit be used with a cylinder bore? A: Yes, this is a standard bore piston designed for cylinders that are still within factory bore tolerance. Always check cylinder condition before installation.

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