Common questions

How does bluedevil rear main seal seal work?

How does bluedevil rear main seal seal work?

New technology in leak stop additives has led to a different way of sealing leaks in the systems in your vehicle. Rather than simply clogging up leaks, BlueDevil Rear Main Sealer is designed to revive and rejuvenate the rear main seal in your motor so it can do the job it was originally intended to do.

Is it bad to let a rear main seal leak go?

Spreading oil over your hot exhaust pipe is, most importantly, a fire hazard! It can also but also lead to unpleasant smells and plumes of smoke coming from your engine. Just letting a rear main seal leak go is a poor option, even if you don’t intend on keeping your car for very long.

How long does it take to replace a rear main seal?

However, the process to get to the rear main seal to replace it often requires removal of the entire engine and transmission from the vehicle, a job that can only be done by very skilled mechanics and even then can take 6-10 hours!

Why is the rear main seal so important?

The rear main seal is the rear seal for the crankshaft in your engine. It’s a very important seal since it is so low on the engine a significant amount of oil can quickly leak from it, allowing your engine oil levels to get dangerously low before you have time to add more oil.

How to replace rear main seal without removing the engine?

Sometimes the seal is stuck into the crankshaft. Cautiously, poke the crankshaft to remove the seal. This seal is the rear main seal that you need to take off. Remove it and install the new one. This is how to replace rear main seal without removing engine easily in no time.

When to know if you have a rear main seal leak?

Once you’ve determined you’ve got a dripping leak, you’ll want to start from the bottom and work your way up. If you see oil dripping on the back of your oil pan or on the front of your transmission bell housing it’s possible you have a rear main seal leak.

Do you need a hoist to replace a rear main seal?

The job will could require an engine hoist, at least and require a transmission jack, a wide range of torque wrenches, engine support bar, and possibly a bunch of other specialty tools to complete the job correctly.

How much does it cost to replace an engine seal?

Mechanical parts are the smallest cost of the job but can add up to your bill quickly. You may choose to change other seals or gaskets or do any sort of engine rebuild, and then the costs of the parts can easily be accumulated up to a few hundred dollars more, in your replacement bill.

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Ruth Doyle