Blue Devil Rear Main Sealer (8 oz.) - BLU00234
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).