NAMURA FX-40045 Forged Piston Kit

100% CNC-machine piston domes
Hard anodized domes for reduced carbon build-up
Heat resistance and M0S2 coated skirts for excellent break-in protection and properties
Carefully developed for the highest level of quality
Unsurpassed in functionality and reliability
Ready to serve reliably for years to come


Forged Piston Kit by Namura Technologies Inc.®. Piston size: 94.95 mm. Oversize: Standard. Namura Technologies Inc. Forged pistons offer dyno-proven gains in performance and durability over industry-standard 4032 forged pistons. Namura Technologies Inc.'s exclusive forged alloy offers lower expansion rates, allowing for tighter build tolerances and superior tensile and yield strength at operating temperatures.

Pistons
Rings
Circlips

The NAMURA FX-40045 Forged Piston Kit is designed for engine rebuilds and replacement applications requiring a dependable piston assembly from a recognized powersports component manufacturer. Its forged piston construction provides a strong foundation for internal engine service, helping support the demands of repeated operation when installed according to the engine manufacturer’s specifications. This kit is supplied as an individual unit of measure and is intended for customers seeking a direct, application-specific replacement solution.

Manufactured by NAMURA, the FX-40045 is suited for professional technicians, powersports repair facilities, and experienced enthusiasts performing piston replacement or top-end maintenance. Forged construction is commonly selected for its strength and durability in high-load engine environments, making this piston kit a practical choice for restoring engine performance and supporting a properly maintained rebuild. Always compare the part number with your service information and confirm compatibility before ordering.

Installation should be completed by a qualified technician using the correct service procedures, clearances, gaskets, rings, clips, and related components specified for the application. Inspect the cylinder, connecting rod, wrist-pin bore, and other mating surfaces before assembly, and follow the engine manufacturer’s break-in recommendations after installation. Proper preparation and accurate measurement are essential to help ensure reliable operation and long component life. The NAMURA FX-40045 provides a focused replacement option for applications requiring a forged piston kit without unnecessary additions.

Features:

• Construction: Forged piston design intended for demanding engine rebuild and replacement applications

• Brand: NAMURA powersports engine component manufacturer

• Part Number: FX-40045 for application and catalog reference

• Application: Suitable for piston replacement and top-end engine service when