Namura Stock Bore Size B 89.97mm Piston & Gasket Kit for Arctic Cat DVX400 90mm

Namura Stock Bore Size B 89.97mm Piston & Gasket Kit for Arctic Cat

This Namura piston and gasket kit is a direct replacement for the stock bore size on Arctic Cat DVX400 models, featuring a 89.97mm piston diameter. It includes a matching gasket set for a complete top-end overhaul.

Overview

This Namura piston and gasket kit provides a stock bore replacement for Arctic Cat DVX400 engines, offering reliable performance for restoration or repair. The 89.97mm piston is precision-machined to match OEM specifications, and the included gaskets ensure a proper seal during installation. Ideal for maintaining original engine compression and power output.

Built For Performance

• 89.97mm stock bore size piston for direct fitment
• Includes complete gasket set for cylinder head and base
• Cast aluminum construction for durability and heat dissipation
• Precision-machined ring grooves for proper ring seating
• Designed for stock displacement restoration on DVX400

Fits These Machines

• for Arctic Cat DVX400 (all years with 90mm bore engine)

On-The-Job Use

• Rebuilding top end on Arctic Cat DVX400 after wear or failure
• Trail riding and sport ATV applications requiring reliable power
• Restoration projects returning engine to stock specifications
• Competition use where stock class rules require OEM bore size

Specs At A Glance

Good To Know

Q: Is this piston a direct fit for my Arctic Cat DVX400? A: Yes, it is designed for stock bore applications with a 89.97mm diameter. Confirm that your cylinder has not been overbored, as this piston only fits standard bore sizes.

Q: Does this kit include all necessary gaskets? A: The kit includes a full gasket set for the cylinder head and base, but you may need additional seals or o-rings depending on your engine variant.

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