What is the purpose of a radiator petcock?
Function. The major function of the radiator drain petcock is not only to stop coolant from leaking through the hole underneath the radiator, but it serves a reverse role too. The petcock has been placed in modern cars to make draining a radiator an easy task.
Are radiator Petcocks universal?
Universal Petcock Radiator Socket Prevents damage to ears on petcock.
Is petcock a radiator component?
ACDelco GM Original Equipment Radiator Drain Petcock is a GM-recommended replacement component for one or more of the following vehicle systems: cooling.
Why is my radiator leaking from the bottom?
If you see the radiator leaking from the bottom, that is often the result of the water pump. Debris can also clog the water pump and prevent the smooth flow of coolant through it, building up pressure inside the pump and causing a breach.
What is a Pitcock valve?
A petcock is a small shut-off valve used to control the flow of liquid or gas. Historically, petcocks were threaded valves controlled by a butterfly handle; modern petcocks are typically ball valves.
Where is the radiator drain Petcock?
A radiator drain petcock is usually located above the bottom of the radiator. So even if you can open it, you’re not draining the radiator completely. That’s why shops always remove the lower radiator hose. That drains the entire radiator AND most of the coolant from the engine.
How do you use a radiator drain plug?
Take out your owner’s manual and find your radiator’s drain plug. Take your bucket for used coolant and place it under the drain plug, unscrew the plug and let your old coolant drain completely. Replace your radiator’s drain plug once the coolant is fully drained and remove your radiator cap.
When can I turn my petcock off?
No, there is no legal requirement that you should turn the petcock to “OFF” when you shut your bike down at the end of your ride. However, it is a good practice, especially if you own an older motorcycle (1990s vintage or earlier), before gravity-fed carburetors were largely replaced with fuel injection systems.