MOOSE OFFROAD 212-1601 High Pressure 1.6 Bar Radiator Cap — Universal Japanese Fit

MOOSE OFFROAD — Increased Boiling Point, Corrosion-Resistant Silicone Seals, and Essential Over-Boil Protection for ATVs, UTVs, and Off-Road Bikes

Prevent premature boil-overs and protect your engine with the MOOSE OFFROAD 212-1601 High Pressure Radiator Cap. Designed as a direct performance upgrade for most Japanese-manufactured off-road vehicles, this 1.6 Bar cap is the simplest and most cost-effective way to improve your cooling system's efficiency. Whether you are navigating slow, technical rock sections or pinning it across open desert, this cap ensures your coolant stays where it belongs—inside the radiator—even when the temperature rises.

By raising the cooling system’s maximum operating pressure to 1.6 Bar (up from the standard 1.1 Bar found on many factory machines), you effectively raise the boiling point of your coolant. This allows you to ride harder and longer in high-load situations without the risk of spewing coolant from the overflow. The MOOSE OFFROAD 212-1601 cap features premium high-temperature, corrosion-resistant silicone seals that provide a superior airtight interface compared to standard rubber seals, ensuring long-term reliability in the harshest riding environments.

• Enhanced Cooling Performance: Raises the boiling point of your coolant by increasing system operating pressure to 1.6 Bar.
• Over-Boil Prevention: The least expensive way to avoid engine overheating during high-load or low-airflow riding.
• Premium Silicone Seals: High-temperature, corrosion-resistant seals outperform and outlast standard OEM rubber.
• Universal Japanese Fitment: Designed to fit a wide range of Honda, Yamaha, Kawasaki, and Suzuki motorcycles, ATVs, and UTVs.
• Heavy-Duty Build: Finished in a professional black coating, engineered for the rigors of off-road racing and adventure touring.
• Peace of Mind: Essential insurance for any rider tackling deep mud, tight woods, or technical hill climbs.

Moto-House MX Pro Tip:

Every trail rider has experienced that dreaded cloud of steam on a tight trail. The MOOSE OFFROAD 212-1601 cap is the "secret weapon" to stop that from happening. While a standard 1.1 Bar cap is fine for the street, off-road conditions demand more. Safety Note: Never attempt to remove your radiator cap while the engine is hot. Wait for the system to cool completely before swapping to your new 1.6 Bar cap. For the ultimate cooling setup, pair this cap with high-performance engine coolant and MOOSE silicone radiator hoses.

Pressure Rating	Seal Material	Primary Compatibility
1.6 Bar (23.2 PSI)	High-Temp Silicone	Universal Japanese (Honda, Yamaha, Suzuki, Kawasaki)

FAQ Questions

Q) Will this fit my KTM or Husqvarna?
A) Most European models (KTM/Husky/GasGas) use a different style of cap. This 212-1601 model is primarily designed for Japanese-style radiator necks found on Yamaha, Honda, Suzuki, and Kawasaki.

Q) Can a high-pressure cap damage my cooling system?
A) A 1.6 Bar cap is a moderate, safe upgrade for most modern cooling systems. It is high enough to prevent boiling but low enough to protect your hoses and gaskets from excessive stress.

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