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Cometic C5781-066 MLS Cylinder Head Gasket for Porsche Engine - 928 M28

(1985-1991, 1993-1995 Porsche 928)

Part of: Cometic MLS Cylinder Head Gasket Bore Honda

Other options in this family: Cometic C4311-040 Cometic C4251-030 Cometic C4232-030 Cometic C4962-028 Cometic C5434-051

Manufacturer

Picture for manufacturer Cometic

Part Number

C5781-066
6 reviews
Sale Price

$132.27

Estimated ship date Tuesday, November 24

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Fitment guaranteed

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Product Details

The Cometic C5781-066 is a multi-layer steel (MLS) cylinder head gasket engineered specifically for Porsche 928 models equipped with M28 series engines. This precision-manufactured gasket provides superior sealing performance for high-performance and stock applications.

Key Specifications:

  • Thickness: 0.066 inches (1.68mm) compressed
  • Bore size: 100mm
  • Position: Left-hand side (LHS/driver side)
  • Multi-layer steel construction for maximum durability
  • Compatible with M28.41, M28.42, M28.43, M28.44, M28.45, M28.46, M28.47, M28.49, and M28.50 engine variants

Features and Benefits:

  • MLS design allows for engine movement and thermal expansion while maintaining seal integrity
  • Superior torque retention compared to conventional composite gaskets
  • Resistant to corrosion and extreme temperatures
  • Engineered for both stock rebuilds and performance applications
  • Precision-cut to OEM specifications for proper fitment

Cometic Gaskets are manufactured in the USA using advanced materials and processes. This gasket is designed to handle the demands of the Porsche 928's V8 engine, providing reliable sealing for both daily drivers and performance builds. A right-hand side gasket is required for complete cylinder head service and is sold separately.

Products specifications

Fits

1985-1991, 1993-1995 Porsche 928

Prop 65

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

Material

Multi-layer Steel

Great service, there were no issues

Found what I wanted in stock, good price

Easy to place order

Easy to use site and cart. Product showed up quickly and was packaged accordingly, seems to be a quality part. hopefully it lasts over 1 year. time will tell on quality. Happy with the experience

So far so good

item as decribed

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