Usually by overheating, which can be caused by a blown head gasket, cracked head or a leaking block. Bars Leaks head gasket repair eliminates this problem guaranteed. This product contains a blend of Aramid and refractory fibers, which provide the strength of a bulletproof vest and the heat resistance of fireproof clothing. As these particles penetrate a crack or the blown head gasket area, they lock together and bond, forming a hard, permanent ceramic-type seal.

• Brand Name: Bar's Leaks
• Product Type: Head Gasket Repair
• Container Size: 20 oz