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    Heavy Duty Radiator Caps

    For use on heavy-duty trucks, buses and tractors. Fits applications with 3/4" deep filler necks.

    • All Gates radiator pressure caps are constructed of corrosion-resistant, heavy-gauge metal to assure long service life and accurate pressure control.
    • Covers a wide range of pressures.
    • Designed and manufactured to OE standards.
    • No adjustment required for installation.
    • Precise pressure control.
      Thermostats and Caps

    All Parts

    Part # Product # Description Type Cam Type Locking Venting Neck Diameter Cap Depth

    We Handle Heavy Duty.

    With a complete line of heavy duty solutions for the truck, bus & vehicular equipment aftermarket, we know how to handle heavy duty. Our high pressure radiator caps are constructed with high quality, durable materials, and designed to raise the boiling point of the radiator fluid to prevent premature boiling and overheating in your heavy duty cooling systems.

    We've got your cooling system covered.

    Our truck, bus, and vehicular equipment solutions are engineered to work together as a complete system. That means you'll find OE-Exact and OE-Type thermostats, coolant hoses, fuel caps and more, all manufactured to the same high quality, durability, and performance standards you've come to trust from Gates.

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