Question: How To Remove A Metal Freeze Plug?

How do you remove a stubborn freeze plug?

When access allows, the best method to remove a freeze plug is to pull it from the casting hole. A dent puller or slide hammer with a screw point is screwed in a pre-drilled hole in the freeze plug and used to remove the plug.

How do I remove install freeze plugs?

Removing an old freeze plug requires a punch and a hammer. Some people use screwdrivers, but we all know that screwdrivers are for screws, nothing more. Use the punch on one lip of the plug, and then hit it with the hammer until it folds over. Once it is folded over, you can use pliers or vice grips to pull it out.

Where is the freeze plug located?

You will find most of the freeze plugs on the side of the engine block – through one or two maybe hidden between the transmission and engine block. The later may require you to have a mechanic nearby because you will be required to dismantle the transmission to reach them.

How do I check for freeze plugs?

If you have water or coolant leaking from the side of your engine or between the engine & transmission, you most likely have a bad freeze plug. Sometimes the hole in the freeze plug is very small, and can periodically be blocked by debris from the cooling system.

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How much does it cost to replace a freeze plug?

Researching online, an easy to reach freeze plug could cost anywhere from $200 to $400, whereas a freeze plug that requires the mechanic to lift the engine or transmission out can cost anywhere from $900 to more than $1,800.

Should I replace freeze plugs?

I’d recommend doing it every three years or 60,000 miles – given the cost of the consequences. Tom: If you don’t have good rust inhibitors, rust will attack the weakest link in the engine block. That’s the freeze plugs – which are designed to give way if the engine freezes, preventing your block from cracking.

What is the purpose of a freeze plug?

Core plugs, also called freeze plugs or Welch plugs, are used to fill the sand casting core holes found on water-cooled internal combustion engines.

Can you drive with a leaking freeze plug?

If you have no other option, you may be able to drive with a bad freeze plug. As long as you keep your engine coolant full and your engine never gets hot, you could limp your car along with a leaking freeze plug although we never recommend it. It’s messy and at any point could leak to your engine overheating.

Do Rubber freeze plugs work?

Re: Anyone used rubber plugs in place of metal freeze plugs? They work well. Several of them in my 67 Cougar right now. Just make sure they are all the way in before you tighten them down.

How do you change an engine freeze plug?

How to Replace Freeze Plugs in Engines

  1. Drain the antifreeze from your car so it doesn’t spill on the ground when you remove the freeze plug.
  2. Remove the parts blocking your way to the freeze plugs.
  3. Break the freeze plug free.
  4. Remove the freeze plug.
  5. Clean the hole that the freeze plug came out of.
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How do you use a freeze plug removal tool?

Take your screwdriver and hammer. Place the screwdriver flat along the bottom of the freeze plug. Hit the screwdriver with the hammer until the freeze plug “eye lids” (as the guy called it this is where the freeze plug basically tips over in the freeze plug bore and the top portion will be sticking out).

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