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A direct replacement radiator cap designed to restore proper cooling system pressure and eliminate coolant loss in liquid-cooled motorcycles and ATVs. Engineered with high-temperature silicone seals, this black unit handles 1.1 bar (16 PSI) safely while matching factory tolerances. Built as a universal solution for broad compatibility across Japanese powersports platforms.
ENGINEERING & PERFORMANCE
Faulty or worn radiator caps often fail to hold system pressure, causing coolant and steam to vent through the overflow hose and leading to rapid overheating. This replacement cap utilizes precision-machined internal valving to maintain a steady 16 PSI operating threshold, ensuring consistent coolant circulation through the radiator core. The corrosion-resistant housing pairs with upgraded silicone sealing rings to withstand prolonged exposure to extreme engine bay heat and chemical coolants without degrading. Model-specific design ensures reliable thermodynamic behavior during sustained high-load riding conditions.
KEY FEATURES
Factory-spec 1.1 bar (16 PSI) pressure rating for stable cooling system performance
High-temperature corrosion-resistant silicone seals resist degradation against modern coolants
Direct stock replacement design eliminates complex fitting modifications
Corrosion-resistant construction extends service intervals under heavy use
Universally engineered for broad compatibility with most Japanese motorcycle and ATV platforms
Durable finish provides a clean, OEM-matching aesthetic
TECHNICAL SPECIFICATIONS
Brand: MOOSE OFFROAD
Part Name: Stock Replacement Radiator Cap
Component Type: Radiator Cap / Cooling System Seal
Pressure Rating: 1.1 Bar (16 PSI)
Seal Material: Silicone
Color: Black
Supported Years: All
Compatible Trims: Most Japanese makes and models
FITMENT
Universal — fits most ATV, UTV, motorcycle, and powersports engines as specified.
WHY RIDERS CHOOSE THIS
Riders select this radiator cap to resolve persistent overheating and coolant bleeding issues without the expense of dealer-priced alternatives. The combination of precise 16 PSI valving and chemically inert silicone seals delivers immediate cooling system stability, preventing dangerous air pockets and fluid loss during aggressive trail or track use. Its rugged construction resists thermal cycling, ensuring long-term reliability where cheap generic caps quickly warp or crack. This direct-mount replacement restores factory thermodynamics, giving riders confidence in their machine temperature management mile after mile.
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Family-Owned Powersports Shop Since 2007
Fast Shipping From Tennessee
Authorized Dealer for most Powersports major brands