Radiator Coolant Reservoir Cap

The radiator cap releases the extra pressure by sending some coolant into the overflow tank.

Radiator coolant reservoir cap.

In older automobiles the radiator was made of copper and aluminum. At operating temperature coolant can evaporate from the open system. 4 8 out of 5 stars 44. So the radiator coolant overflow tank functions to serve this.

As coolant gets hot due to it absorbing heat from the engine the liquid expands and creates additional pressure in the radiator. Coolant is sucked from the reservoir by a water pump and transferred to the engine. Get it as soon as thu sep 24. This overflowing coolant passes into the reservoir where it is stored until the engine cools.

Free shipping on your first order shipped by amazon. If the cap thermostat and water pump are all fine the reservoir is overflowing most likely because of a radiator problem. While this may seem to be a minor issue it can lead to dire consequences. It then gets passed to the radiator to lose the heat.

As the pressure causes the coolant to get higher than the pressure cap the excess coolant needs to be captured somewhere in order to prevent leakage. The radiator cap is like the air release system of a pressure cooker. Free shipping on your first order shipped by amazon. A cap that is no longer sealing could also cause a leak.

There may be times that the reservoir radiator cap may turn out to be faulty. The plastic radiator are light weight but tend to ware out faster. In normal circumstances the coolant gets ousted out from the reservoir overflow tube the moment the engine starts warming up. Coolant goes into the reservoir tank as it expands.

Autokay coolant overflow reservoir tank cap radiator reservoir cap for nissan infiniti 21712 79900 yellow. Check your coolant cap for signs of wear. 1 yr replacement if defective. Coolant to the radiator.

Get it as soon as fri sep 18. If you need a new radiator cap or coolant reservoir cap visit o reilly auto parts. While you re in there check to make sure your coolant overflow tank is working properly. In more modern automobiles the radiator contains a lot of plastic.

Autokay coolant overflow reservoir tank cap radiator reservoir cap for nissan infiniti 21712 79900 yellow. When the radiator is hot pressure builds up inside it which releases some of the coolant from the cap. A coolant reservoir keeps the recommended coolant level reduces air bubbles in the system prevents rust and gives less you fewer reasons to open the radiator cap. Coolant reservoir cap 259 engine coolant reservoir clip 17 engine coolant reservoir grommet 1 product ratings 8 refine search by 5 0 star rating.

4 8 out of 5 stars 42. If you have a bad radiator cap the coolant could get released too quickly and cause the reservoir to overflow. The faulty reservoir cap.