+29 Radiator Cap Pressure Rating Chart References

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Radiator Cap Pressure Rating Chart. If there is no pressure in the cooling system, the coolant will boil off. The top portion of the radiator cap will list the pressure rating.

Radiator Cap 16 psi Pressure Rating 10331 by STANT/MotoRad American
Radiator Cap 16 psi Pressure Rating 10331 by STANT/MotoRad American from www.topspeedautomotive.com

Each additional pound of pressure above the specified pressure increases the boiling point of the coolant by 1.4°c or 2.5°f. 300 rows storing your car for winter. Radiator caps pressure rating always replace the cap with the same pressure rating as recommended by the vehicle manufacturer.

Radiator Cap 16 psi Pressure Rating 10331 by STANT/MotoRad American

Use one with the psi rating that the rest of your cooling system was designed for. 1.1 bar is roughly 15psi, and 1.3 bar is around 18psi. These are used in open loop systems. All modern automotive cooling systems are under pressure, completely regulated by the radiator cap.