Quick Answer: Is Blue Devil Safe To Use?

Can you use Blue Devil?

BlueDevil Head Gasket Sealer is your head gasket repair solution as it will repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs.

It bonds to metal, aluminum, cast, alloy, or plastic, and it’s safe and easy to use as a permanent seal for your head gasket leak..

Does Blue Devil head gasket sealer really work?

The BlueDevil Head Gasket Sealer is an inexpensive way to fix minor cracks in the head gasket as well as critical components of the engine cooling system. … While this can fix minor cracks, if you have a heavily-damaged head gasket, then do not expect the BlueDevil to be an instant fix.

Can Blue Devil be added to antifreeze?

While the engine is running on idle, start adding BlueDevil via the radiator filler hole. … After the engine has run for at least 50 minutes, let the engine cool down then reinstall the thermostat. Drain half of the water from the cooling system. Fill the rest of the cooling system with the recommened Antifreeze.

What is the best head gasket sealer on the market?

Best Head Gasket Sealer – Our Top PicksBlueDevil. This is the best head gasket sealer on our list. … Bar’s Leaks HG-1. … Steel Seal 8 Cylinder. … K-Seal HD. … K&W Permanent Repair. … ATP AT-205. … Bar’s Leaks 1111. … K&W FiberLock.

Will Blue Devil fix a cracked block?

Unlike many leak sealers, BlueDevil Radiator and Block Sealer does not contain any fibers or particulates that simply clog the leak. BlueDevil Radiator and Block Sealer will actually bond to the cast iron block of your vehicle permanently sealing the crack in your block and keeping you on the road.

Is Blue Devil bad for your engine?

3 Answers. Adding “Blue Devil” sealer or any other non-approved chemicals to a motor vehicle is not necessary, a waste of money, can be dangerous (destructive) to the engine and may void the new car warranty.

Is Blue Devil a permanent fix?

Blue Devil did the job as advertised and I’m a happy customer so far. This is supposed to be a permanent repair so real proof will be how it holds up over time, including the upcoming winter.

Can you use Blue Devil twice?

Usually you pour the entire contents into the cooling system, so No you can’t. Unless you can figure a way to filter it out of the cooling system to re-use it – in which case the cooling system/head gasket would leak again anyway. … Can head gasket seal products like Blue Devil cause any side effects?

Does Blue Devil oil stop work?

BlueDevil Oil Stop Leak Depending on your situation, this additive can either fix your leak on the first try or not at all. When it is effective, however, it works amazingly well. BlueDevil does not include petroleum distillates, so it is in no way harmful to your engine or its components.

Can you use Blue Devil Without removing thermostat?

3 Answers. I would not use Blue Devil on any car. Replace the part or parts that are leaking. You will only seal the leak for a short amount of time, and then the rest of the system will be gunked up.

Is Blue Devil Rear Main Sealer bad for your engine?

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 is Blue Devil used for?

BlueDevil Head Gasket Sealer will repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs.

What is the cheapest way to fix a blown head gasket?

If you’re seeing signs of a minor-to-moderate gasket leak, but can drive for a decent amount of time without overheating (around 20 minutes), consider Bar’s Leaks Head Gasket Fix (1111). Head Gasket Fix is incredibly easy to install — just ensure there’s room in your car’s coolant tank and pour it in.