HomeEngine > Gaskets and Sealing SystemsDJ Rock HG454 Engine Cylinder Head Gasket
Part #: HG454

DJ Rock HG454 Engine Cylinder Head Gasket

⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda and Mercury, 323, Capri, and Miata
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Reliable Engine Cylinder Head Gasket for Mazda and Mercury Vehicles

The DJ Rock HG454 engine cylinder head gasket is designed to meet the demands of Mazda and Mercury engines, specifically for models like the Mazda 323, Mazda Miata, and Mercury Capri. Engineered with a premium grade type and a precise cylinder bore diameter of 78mm, this gasket ensures a secure seal and optimal engine performance.

  • Premium grade type for enhanced durability and sealing
  • Exact cylinder bore diameter of 78mm for precise fitment
  • Compatible with Mazda 323, Mazda Miata, and Mercury Capri models
  • Part number HG454 for easy identification and ordering
  • Designed for engine cylinder head sealing applications

Detailed Product Description

The DJ Rock HG454 cylinder head gasket is manufactured to provide a reliable seal between the engine block and cylinder head, preventing leaks of coolant, oil, and combustion gases. Its premium grade construction supports the integrity of the engine under various operating conditions. The 78mm cylinder bore diameter specification ensures compatibility with the engine cylinders of the Mazda 323, Mazda Miata, and Mercury Capri, maintaining proper compression and engine efficiency.

Applications and Problem Solving

  • Prevents coolant and oil leaks in the cylinder head area
  • Maintains engine compression for consistent performance
  • Reduces risk of engine overheating due to gasket failure
  • Addresses common head gasket issues in Mazda 323, Miata, and Mercury Capri engines
  • Supports engine longevity by ensuring proper sealing

Installation Notes and Tips

When installing the DJ Rock HG454 cylinder head gasket, ensure the engine surfaces are clean and free of debris. Proper torque specifications should be followed to avoid gasket damage or improper sealing. It is recommended to inspect the cylinder head and block for warping or damage before installation to ensure optimal gasket performance.

Quality Assurance and Warranty

DJ Rock manufactures the HG454 gasket to meet industry standards for engine sealing components. While specific warranty details are not provided, the premium grade type indicates a focus on durability and reliability suitable for Mazda and Mercury engine applications. Always verify compatibility with your vehicle's make and model before purchase.

BrandDJ Rock
Part NumberHG454
Grade TypePremium
Cylinder Bore Diameter78

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1994MercuryCapri1.6LL4N/A
1993MazdaMiata1.6LL4N/A
1993MercuryCapri1.6LL4N/A
1992MazdaMiata1.6LL4N/A
1992MercuryCapri1.6LL4N/A
1991MazdaMiata1.6LL4N/A
1991MercuryCapri1.6LL4N/A
1990MazdaMiata1.6LL4N/A
1989Mazda3231.6LL4N/A
1988Mazda3231.6LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

035-19322080258689691PTHG33380

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.