Blue Devil Hydraulic Stop Leak (1 Gallon)

Blue Devil Hydraulic stop leak permanently seals hydraulic leaks. Now available in a new industrial size. One gallon treats up to 30 gallons of hydraulic oil.

How does it work?

Blue Devil Hydraulic Stop Leak is a unique plasticizer for all rubber.
Shepherd absorbs into the seal to soften, expand & revitalize the size
and flexibility to its original condition.

How much do I use?

Use 1 gallan to treat up to 30 gallons of hydraulic fluid.

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).

• Guaranteed Permanent Seal

• Restores Dried, Cracked, and Shrunken Rubber Seals

• Works in Gas or Diesel Engines