K-Seal ST3501 Ultimate Ceramic Head Gasket Repair, 16oz

The K-Seal ST3501 is a revolutionary head gasket sealer designed for permanent repair of blown head gaskets, cracked heads, and porous engine blocks. This 16oz bottle features an advanced formula with 33% more sealing power than regular K-Seal, ensuring a long-lasting seal for challenging leaks. Its unique blend of ceramic microfibers allows it to effectively seal leaks up to 0.64mm in size without adversely affecting engine performance. Easy to use, simply shake the bottle, pour it into your coolant system, and run your engine as normal. Compatible with all types of coolant and a wide range of vehicle engine materials, K-Seal is trusted by mechanics and has been independently verified for its effectiveness. • Permanent repair for blown head gaskets and cracked blocks • Easy to use: just shake, pour, and go • Seals leaks up to 0.64mm in size • Compatible with all types of coolant and engine materials