What kind of sealer do you use on freeze plugs?

What kind of sealer do you use on freeze plugs?


Does Blue Devil work on freeze plugs?

BlueDevil Pour-N-Go is incredibly simple to use and will permanently seal a leaking freeze plug without having to drain and refill your cooling system or ever crawl under your vehicle.

Do freeze plugs need sealant?

Just a thin coating is all you need. You don’t have to use it, but you have a better seal if you do. We also scuffed the new brass freeze plug with a Scotch-Briteā„¢ pad. Then we prepped the plug with some Permatex Form-A-Gasket to ensure we have a good seal.

Do you use RTV on freeze plugs?

Yup. RTV and anti-freeze don’t mix. Aviation Permatex and brass freeze plugs. Punch them in with an installer or a socket if you don’t have an installer set.

Can BlueDevil damage your car?

Is Blue Devil Bad for Your Engine? The answer is a resounding no. And if you are wondering about the safety of using other brands of rear main seal conditioners and stop-leak products like Bar’s Leak or Justice Brothers, don’t worry. They almost all use the same active ingredient.

What’s another name for 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 JB Weld a freeze plug?

JB weld will hold and seal a freeze plug a long time and if the surfaces were properly prepared it might outlast the engine.

How do you temporarily fix a freeze plug?

Seal up the crack or leak in the freeze plug with a sealant. This solution may only be temporary, and many damaged freeze plugs need to be completely replaced. The sealant will prevent further leaking until you have the replacement parts necessary.

What sizes do freeze plugs come in?

The typical Chevrolet small block engine has eight 1-5/8″ and one 2-3/32″ freeze plugs, plus 3 smaller plugs. The larger plug is the cam plug (rear/center of engine).