fasebeek 2 PCS Car Copper Header Exhaust Collector Gaskets, 2.5" Car Exhaust Manifold Interface Gasket, Non-Destructive Mounting Accessories, Compatible with Chevrolet SBC BBC 302 305 454 (Gold) - FASDP370-0523

• Good Thermal Conductivity: The copper material has good thermal conductivity and can effectively transfer the heat of high-temperature generated in the exhaust system, helping to improve exhaust efficiency and reduce exhaust temperature. High Temperature Resistance: Due to the harsh working environment in the exhaust system, copper gaskets have high high temperature resistance and can withstand high temperature and high pressure exhaust gases without deformation or damage. Sealing Performance: As an important component of the exhaust system, gaskets need to have good sealing performance to ensure that exhaust does not leak and ensure the normal operation of the engine. Compatibility: This gasket fits Chevrolet V8 Engines-Small Block Chevrolet (SBC), 302 (5.0L) 1967-1969, 305 (5.0L) 1976-2002, Chevrolet Veggie Engine Big Block Chevrolet (BBC) 454 (7.4L) 1970-1976. Packing Contents: You will receive two 2.5" three-hole car exhaust manifold interface gaskets. If you have any usage problems, please feel free to contact us directly, we will solve the problem for you within 24 hours on working days.