Car Radiator Cap Sizes

The swiv el design allows the cap to be installed and removed much easier than conventional radiator caps.

Car radiator cap sizes.

Vintage radiator cap mascot hood ornament brass statue street boy rat rod figure. Rubber upper and lower seals. Plastic cap threaded. Test or replace the coolant cap when servicing the cooling system.

Think of the cap rating in pounds per square inch and the force pulling the tank apart as the psi times the square inches of tank surface. For example let s say your classic car normally runs at 180 190 and boiling is not a concern. The real purpose of pressurizing is to give drivers a higher operating zone in case of extreme conditions. Gates manufactures our oe quality radiator caps and cool control caps for your heavy duty vehicle applications with a selection of durable wear resistant radiator caps for automotive applications without.

Then on a hot day the temperature goes to 200 210. Radiator caps and filler necks j164 200502 this sae standard was developed primarily for passenger car and truck application but may be used in marine industrial and similar applications. The purpose of this document is to provide dimensions for the different pressure ratings of boyonet type radiator pressure caps and filler necks. Radiator caps are critical to catch coolant overflow keeping your engine cooling system operating at optimal pressure and temperature and your vehicle operating at optimal performance.

Higher pressure will tear the radiator apart. Click product link for more information. 1 3 bar 18lb pressure. 1913 14 dogbone boyce moto meter universal model car radiator cap hood ornament.

Make offer 1913 14 dogbone boyce moto meter universal model car radiator cap hood ornament. Click product link for more information. 1 48 2 54 plastic cap threaded. A system with 15 psi cap will add 45 degrees for a final boiling point of 268 degrees.

By daniel stern part 2 of a series the radiator cap seals the coolant off from the outside air and allows a certain amount of pressure to build in the cooling system to raise the boiling point of the coolant in the system. The greater the pressure a liquid is under the hotter it must be before it boils. If you have the stock radiator then you want the stock pressure cap. Radiator cap cv series 18 5mm 34 0mm 81 0mm 2 75.

Meets original equipment specifications. Made from premium materials. A faulty radiator cap can cause your car to boil over at a lower temperature. The surprisingly wide range of radiator caps.

Click product link for more information. They are mostly standard sizes but some of the older ones were taller than later ones. 65mm ear to ear.