How tight should a sump plug be?
Your oil drain plug should be tight enough not to loosen and let all your oil drain out while you drive and that it should not be so tight that it strips the threads.
Does oil drain plug need washer?
As far as the thread goes, yes, there should be a crush washer on the drain plug. Low pressure systems can sometimes get away without, but don’t ever try to re-use a crush washer on a brake system.
How often should you replace oil drain plug?
If you torque your drain plug properly every time during oil change, your drain plug should last the life of your engine (or oil pan), period. I have yet to strip one single drain plug in over 20yrs of servicing. Q. Same here, 35 years of changing my own oil & never replaced a drain plug!
Can a oil drain plug leak?
Leaking from the Drain Plug During an oil change, the drain plug that’s inside an oil pan is removed. It then goes back into the oil pan after all the old oil has been drained. It’s normal to have a few oil drips a few hours after an oil change.
Why would a drain plug leak?
There can be several reasons why your drain plug is leaking. If the washer is missing or deformed or if the gasket has dried out or torn, then these may be responsible for the leak. It’s also possible that the plug was installed too tightly, causing the threads to be damaged and oil to leak out past them.
Do you need to replace oil drain plug?
If the drain plug and washer (if equipped) is properly re-installed after an oil change, they do not need to be replaced with a new one with every oil change. You don’t need to replace the drain plug but it’s smart to replace the drain plug gasket with each oil change. You might need a compression gasket.
Can I reuse a crush washer oil change?
If ya take a look at a used crush washer, you can see how they work: they plastic deform into the imperfections of the sealing surfaces. When you reuse them, they will never end up in the same place and the now unflat surfaces will not seal.
Does Autozone sell crush washers?
Earls 3/8in Aluminum Crush Washer.
How do I know what size drain plug I need?
Oil drain plug diameter is best measured in millimeters using digital calipers. Measure the width of the plug across the base of the plug, at the widest part of the threads.