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Cometic C4477-068 BMW MLS Cylinder Head Gasket Bore - M30B34/M30B35 93mm

(1985-1993 BMW 535i; 1979-1981 BMW 528i; 1975-1978 BMW 530i; 1985-1989 BMW 635CSi; 1985-1992 BMW 735i; 1978-1984 BMW 633CSi; 1988 BMW 535is + 4 more models)

Manufacturer

Part Number

C4477-068
Sale Price

$201.61

Estimated ship date Thursday, November 26

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Product Details

The Cometic C4477-068 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for BMW M30B34 and M30B35 inline-six engines. This high-performance gasket features a compressed thickness of .068 inches and a 93mm bore diameter, providing exceptional sealing capabilities for both stock and modified applications.

Key Features:

  • Multi-Layer Steel (MLS) construction for superior sealing and durability
  • Compressed thickness of .068 inches (1.73mm) for precise compression control
  • 93mm bore diameter designed for M30B34 (3.4L) and M30B35 (3.5L) engines
  • Advanced embossment technology ensures even loading across the sealing surface
  • Compatible with aluminum and cast iron cylinder heads
  • Resists combustion gases, coolant, and oil leakage under extreme conditions
  • Ideal for street, racing, and forced induction applications

Cometic's MLS gaskets utilize multiple layers of stainless steel with proprietary coatings that adapt to surface imperfections, providing a superior seal compared to traditional composite gaskets. This gasket is the professional choice for BMW enthusiasts seeking reliable performance and peace of mind during engine rebuilds.

Products specifications

Fits

1985-1993 BMW 535i; 1979-1981 BMW 528i; 1975-1978 BMW 530i; 1985-1989 BMW 635CSi; 1985-1992 BMW 735i; 1978-1984 BMW 633CSi; 1988 BMW 535is; 1978-1984 BMW 733i; 1983-1984 BMW 533i; 1977-1978 BMW 630CSi; 1988-1992 BMW 735iL

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Material

Multi-layer Steel

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