Namura Technologies NA-50019T Top End Gasket Set for Polaris 450/570

The Namura Technologies NA-50019T Top End Gasket Set delivers a complete sealing solution for top-end engine rebuilds and repairs on compatible Polaris ATV and UTV models. Engineered for the demands of the powersports market, this kit includes all gaskets needed to properly seal the head, base, and upper end of the engine.

Namura gaskets are manufactured to OE specifications, ensuring a precise drop-in fit with no trimming or modification required. Each gasket material is individually selected for its application, incorporating NBR (Nitrile Butadiene Rubber), Fluoroelastomer, and Silicone compounds chosen for their superior temperature resistance, abrasion resistance, chemical resistance, and sealing integrity.

Key Features:

• Manufactured to OE specs — no trimming or fitment issues
• Materials tested to ASTM standards for temperature, oil, fuel, and coolant resistance
• Multi-layer construction with Fluoroelastomer coating on the head gasket for extreme pressure and heat tolerance
• Outstanding stress relaxation and resistance for high-pressure engine applications
• Each design evaluated against rigid quality-control standards to meet or exceed OEM performance
• Includes head gasket, base gasket, and all upper-end gaskets required for a complete top-end service

Whether you are performing a routine top-end refresh or a full repair, the NA-50019T provides everything needed to restore proper sealing and get your machine back to peak performance with confidence.