MOOSE OFFROAD 1903-0019 212-2100 High Pressure Radiator Cap Black - 2.1 Bar 30 PSI

OVERVIEW

The Moose Offroad 1903-0019 is a 2.1-bar high-pressure radiator cap designed to replace stock units and prevent engine overheating during sustained use. Featuring high-temperature, corrosion-resistant silicone seals, this component raises the cooling system's operating pressure to enhance thermal stability and avoid coolant boil-over. It provides universal compatibility for most Japanese ATVs, UTVs, and powersports engines, offering a direct upgrade path for improved heat management.

ENGINEERING & PERFORMANCE

Increasing the maximum operating pressure to 2.1 bar elevates the coolant's boiling point, effectively eliminating overheating issues under heavy loads or demanding terrain. The cap utilizes durable silicone sealing technology that resists degradation from heat cycles and chemical exposure, ensuring consistent pressure retention over the service life. This design maintains structural integrity where standard rubber seals may fail, allowing the engine to run cooler and more reliably during aggressive riding conditions.

KEY FEATURES

• Type: High-Pressure Radiator Cap
• Pressure Rating: 2.1 Bar (30 PSI)
• Seal Material: High-temperature, corrosion-resistant silicone
• Finish: Black
• Brand: Moose Offroad
• Universal for most Japanese models
• Function: Raises boiling point to prevent engine overheating
• Key Benefit: Improves cooling capacity via elevated system pressure

TECHNICAL SPECIFICATIONS

• Brand: Moose Offroad
• Part Name: High-Pressure Radiator Cap
• Component Type: Radiator Cap
• Material: Silicone Seals, Black Construction
• Pressure Rating: 2.1 Bar / 30 PSI
• Fitment Coverage: Universal (Most Japanese Models)
• OEM Cross Reference: 1903-0019, 212-2100

FITMENT

• Universal — fits most Japanese ATV, UTV, and powersports engines.

WHY RIDERS CHOOSE THIS

Riders choose the Moose Offroad radiator cap as the simplest, most affordable way to eliminate engine boil-over without requiring expensive cooling system overhauls. The silicone seal construction guarantees long-term reliability by resisting heat damage and corrosion, which prevents pressure leaks that compromise cooling efficiency. Boosting system pressure to 2.1 bar directly extends the boiling range of the coolants, enabling operation in high-stress environments like mud bogs or steep climbs where stock caps struggle. Its universal application makes it an accessible, effective replacement for Japanese platform users seeking immediate thermal improvements.