Blue Devil Rear Main Sealer (8 oz.)

Blue Devil Rear Main Sealer permanently seals rear main leaks. Just add to engine oil to restore and seal the gaskets.

Features:

• Guaranteed permanent seal

• Restores dried, cracked,
  and shrunken rubber seals

• Works in gas or diesel engines

How large of a leak does it repair?

Blue Devil will seal leaks in any fluid systems that are seeping or dripping.

How much do I use?

Use 1-8oz. bottle to treat leaks up to 8 quarts capacity.

How long does the repair take?

Start engine and drive vehicle or equipment to let Blue Devil circulate.
The repair is sealed while you drive (up to 2 days drive time).