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Cometic Buick 400/430/455 V8 4.400 inch Bore.027 inch MLS Headgasket

Upgrade your engine with the Cometic Buick 400/430/455 V8 4.400 inch Bore.027 inch MLS Headgasket. This high-performance head gasket is designed to provide maximum sealing performance for today's high-output engines.

Made from multiple embossed layers of stainless steel with a Viton rubber coating, this head gasket can withstand the shearing force created by different materials. Its compressed operating thickness is 0.098", and it requires no sealants.

  • Ideal for aluminum heads to aluminum blocks and aluminum heads to cast iron blocks
  • Increased strength due to multiple layers of stainless steel
  • Rebound and resist corrosion
  • Heat-resistant Viton coating
Make Model Year Type
Buick Centurion 1971 Base
Buick Centurion 1972 Base
Buick Centurion 1973 Base
Buick Century 1973 Base
Buick Century 1973 Luxus
Buick Century 1974 Base
Buick Century 1974 Luxus
Buick Electra 1967 Base
Buick Electra 1967 Custom
Buick Electra 1968 225
Buick Electra 1968 225 Custom
Buick Electra 1969 225
Buick Electra 1969 225 Custom
Buick Electra 1970 225
Buick Electra 1970 225 Custom
Buick Electra 1971 225
Buick Electra 1971 225 Custom
Buick Electra 1972 225
Buick Electra 1972 225 Custom
Buick Electra 1973 225
Buick Electra 1973 225 Custom
Buick Electra 1973 Base
Buick Electra 1974 225
Buick Electra 1974 225 Custom
Buick Electra 1974 225 Limited
Buick Estate Wagon 1970 Base
Buick Estate Wagon 1971 Base
Buick Estate Wagon 1972 Base
Buick Estate Wagon 1973 Base
Buick Estate Wagon 1974 Base
Buick Gran Sport 1967 Base
Buick GS 400 1968 Base
Buick GS 400 1969 Base
Buick GS 455 1970 Base
Buick GS 455 1970 GSX
Buick GS 455 1971 Base
Buick GS 455 1972 Base
Buick LeSabre 1970 Base
Buick LeSabre 1970 Custom
Buick LeSabre 1971 Base
Buick LeSabre 1971 Custom
Buick LeSabre 1972 Base
Buick LeSabre 1972 Custom
Buick LeSabre 1973 Base
Buick LeSabre 1973 Custom
Buick LeSabre 1974 Base
Buick LeSabre 1974 Luxus
Buick Regal 1973 Base
Buick Regal 1974 Base
Buick Riviera 1967 Base
Buick Riviera 1968 Base
Buick Riviera 1969 Base
Buick Riviera 1970 Base
Buick Riviera 1971 Base
Buick Riviera 1971 Gran Sport
Buick Riviera 1972 Base
Buick Riviera 1973 Base
Buick Riviera 1974 Base
Buick Skylark 1967 Base
Buick Skylark 1968 Base
Buick Skylark 1968 Custom
Buick Skylark 1970 350
Buick Skylark 1970 Base
Buick Skylark 1970 Custom
Buick Skylark 1971 Base
Buick Skylark 1971 Custom
Buick Sportwagon 1968 Base
Buick Sportwagon 1968 Custom
Buick Sportwagon 1969 Base
Buick Sportwagon 1969 Custom
Buick Sportwagon 1970 Base
Buick Wildcat 1967 Base
Buick Wildcat 1967 Custom
Buick Wildcat 1968 Base
Buick Wildcat 1968 Custom
Buick Wildcat 1969 Base
Buick Wildcat 1969 Custom
Buick Wildcat 1970 Custom
Cometic manufactures engine gaskets for both domestic and import vehicles. Gasket kits are available for both bottom end and top end for the most popular vehicles, while their MLS head gaskets are known to be some of the best in the industry. Cometic’s 70,000 square foot, state-of-the-art R&D and manufacturing facility allows them to design gaskets for engines using the latest technology, such as Multi-Layer Steel (MLS) gaskets as well as using synthetic blends such as Aramid Fiber.
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