Article no.:
C5755-086
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Cometic Buick 400/430/455 V8 4.400 inch Bore.086 inch MLS-5 Headgasket
Take your engine to the next level with Cometic's MLS-5 Headgasket, designed for Buick 400/430/455 V8 engines with a 4.400 inch bore. This high-performance headgasket is comprised of multiple embossed layers of stainless steel, with the outer layers utilizing a Viton rubber coating for maximum sealing performance.
- Ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks
- Withstands the shearing force created by the two materials
- Increased strength due to multiple layers of stainless steel
- Resists corrosion and can rebound
- Viton rubber coating is heat resistant to 250 C/ 482 F
Get the best possible seal for your engine with Cometic's MLS-5 Headgasket.
This product fits more vehicles than loaded. Please select your vehicle to see all fits.
| 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 | Electra | 1975 | Custom |
| Buick | Electra | 1975 | Limited |
| Buick | Electra | 1976 | 225 |
| Buick | Electra | 1976 | 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 | Estate Wagon | 1975 | Base |
| Buick | Estate Wagon | 1976 | 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 | 1967 | Base |
| Buick | LeSabre | 1968 | Base |
| Buick | LeSabre | 1968 | Custom |
| Buick | LeSabre | 1969 | Base |
| Buick | LeSabre | 1969 | Custom |
| 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 | LeSabre | 1975 | Base |
| Buick | LeSabre | 1975 | Custom |
| Buick | LeSabre | 1976 | Custom |
| 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 | Riviera | 1975 | Base |
| Buick | Riviera | 1975 | GS |
| Buick | Riviera | 1976 | Base |
| Buick | Riviera | 1976 | Sport |
| Buick | Riviera | 1976 | SR |
| Buick | Skylark | 1967 | Base |
| Buick | Skylark | 1968 | Base |
| Buick | Skylark | 1968 | Custom |
| Buick | Skylark | 1969 | Base |
| Buick | Skylark | 1969 | Custom |
| Buick | Skylark | 1970 | Base |
| Buick | Skylark | 1970 | Custom |
| Buick | Skylark | 1971 | Base |
| Buick | Skylark | 1971 | Custom |
| Buick | Skylark | 1972 | Base |
| Buick | Skylark | 1972 | Custom |
| Buick | Sportwagon | 1968 | Base |
| Buick | Sportwagon | 1968 | Custom |
| Buick | Sportwagon | 1969 | Base |
| Buick | Sportwagon | 1970 | Base |
| Buick | Sportwagon | 1971 | Base |
| Buick | Sportwagon | 1972 | 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 |
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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