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Cometic Mazda MZR 2.5L 89mm Bore .028 inch MLX Head Gasket Cometic Gasket CGSC4970-028
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Cometic Mazda MZR 2.5L 89mm Bore .028 inch MLX Head Gasket

CGSC4970-028
191070438401
Head Gaskets
2 Units In Stock - Ships Next Business Day
$ 156.31 $ 140.68
$ 140.68

SKU: C4970-028 | UPC: 191070438401

Cometic Mazda MZR 2.5L 89mm Bore .028 inch MLX Head Gasket

Upgrade your Mazda MZR 2.5L engine with the Cometic C4970-028 MLX head gasket featuring 89mm bore and 0.028 inch thickness. This gasket fits 2004-2009 Mazda 3 S Mazdaspeed SP23 2003-2008 Mazda 6 i Mazdaspeed and 2007-2008 Mazda CX-7 models delivering enhanced combustion chamber sealing and clamp load retention. Engineered for performance builds it prevents bore distortion while maintaining stability under high pressure.

Key Features

  • MLX Multi-Layer Stopper Technology: Integrates a stopper layer for precise combustion chamber sealing and increased clamp load around cylinders reducing distortion for consistent performance
  • MLS Construction: Built from durable multi-layer steel materials matching Cometic MLS head gaskets for long-lasting reliability in demanding conditions
  • No Sealants Required: Installs cleanly without additional sealers ensuring straightforward assembly and immediate usability
  • No Re-Torque Needed: Maintains seal integrity post-installation eliminating the need for follow-up torquing
  • Exact Specifications: 89mm bore diameter 0.028 inch thickness compressed to 0.027 inch tailored for Mazda MZR 2.5L DISI turbo engines

Product Notes

  • Verify engine bore size matches 89mm prior to installation
  • Handle with care to avoid surface damage during storage
  • Packages in protective envelope for safe transit

Installation Notes

  • Professional installation recommended.
  • Clean cylinder head and block surfaces thoroughly before installation
  • Use OEM or Cometic recommended torque sequence and values

This Part Fits

Year Make Model Submodel
2007-2008 Mazda 3 Mazdaspeed
2004-2009 Mazda 3 S
2005 Mazda 3 SP23
2003-2008 Mazda 6 i
2006-2007 Mazda 6 Mazdaspeed
2007-2008 Mazda CX-7 Grand Touring
2007-2008 Mazda CX-7 Sport
2007-2008 Mazda CX-7 Touring

Why Choose Cometic?

  • Trusted by racers and builders for decades in high-performance applications
  • Manufactured with advanced sealing materials for extreme boost and heat
  • Precision-cut layers ensure perfect fit and function on Mazda engines

Frequently Asked Questions

  • Q: Will this fit my 2007 Mazda 3 Mazdaspeed with MZR 2.5L?
    A: Yes C4970-028 is direct fit for 2007-2008 Mazda 3 Mazdaspeed 2.5L DISI turbo engines with 89mm bore
  • Q: What materials are used in this head gasket?
    A: Multi-layer steel with integrated MLX stopper layer for superior combustion sealing and durability
  • Q: Is retorquing required after break-in?
    A: No retorquing needed due to the stable MLX design that retains clamp load effectively

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective envelope 12 x 12 x 1 inches
  • Weight: 0.6 lbs

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