Question: Does Blue Devil Oil Stop Work?

Can you lose oil without a leak?

Oil’s viscous properties means it leaves big, obvious, black puddles under your car.

But a very small oil leak could cause the engine to lose a small amount of oil over time without any other symptoms.

You’d see no visible leak and no smoke that would otherwise tip you off to a problem..

Does Stop Oil Leak additive actually work?

A stop leak product cannot work everywhere in an engine to fix the leak. For examples, an engine oil additive can never be able to stop a leak near the front seal, any sort of cork gasket or rear main seal. Whereas an engine oil product works great to stop a leak in rubber oil pan gasket.

What is the best Engine Oil Stop Leak?

Lucas Oil – The Best Engine Oil Stop Leak Additive.AT-205 ATP Re-seal Oil – The Best Budget Engine Oil Stop Leak Additive.BlueDevil Oil Stop Leak – The Best Oil Stop Leak For Experimenting.Bar’s Leaks Seal Repair Fluid – The Best Repair Additive For Rear Main Seal.More items…•

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.

How long does Blue Devil Oil Stop Leak take to work?

Pour 1 bottle (8 oz.) into leaking component’s oil sump, or crank case. Treats 4 to 6 quarts of motor oil. Start engine or equipment and operate for 1 to 2 hours or until leak has stopped (for extreme leaks up to 2 days drive time may be required).

Does Blue Devil ruin 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 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.

Does Lucas Engine Oil Stop Leak really work?

Lucas stop leak actually works. Now you can’t expect it to work on a mechanical failure like rotted oil pan and broken gasket but it will stop or slow down seals and gaskets that are drying out or starting to fail.

How do I get my money back from Blue Devils?

In the event that a purchaser uses any BlueDevil Product in accordance with the directions and the vehicle is not repaired, BlueDevil Products offers a money-back guarantee for the purchase price. All warranties/returns must be made within 60 days of purchase; the receipt is required.

Can Oil Stop Leak damage my engine?

Oil leak stop additives by themselves are not bad for engines. If the leak is very small I would switch to high mileage oil, these combine the stop additives into the oil. In the long run, yes. If you expect to run an engine for a long time, then a oil additive to stop leaks is a bad idea.

Will Blue Devil fix a cracked head?

BlueDevil Head Gasket Sealer (#38386) will repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs. BlueDevil contains no solid or particulate matter, and will not clog or harm your engine. BlueDevil is compatible in gasoline and diesel engines. …