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Industrial Injection Premium Stock Plus Cylinder Head w/Fire Ring Grooves - 89-98 Dodge Ram 2500/3500 Cummins 5.9L 12V

Thoroughbred Sku #: IISPDM-12VSTKH-FR-CRE

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Product Details

Product Name: Industrial Injection Premium Stock Plus Cylinder Head w/Fire Ring Grooves - 89-98 Dodge Ram 2500/3500 Cummins 5.9L 12V
Manufacturer: Industrial Injection
Manufacturer Part #: PDM-12VSTKH-FR
Thoroughbred Diesel Part #: IISPDM-12VSTKH-FR
Fitment Notes: 1989-1998 Dodge Ram 2500/3500 Cummins 5.9L 12V

The Industrial Injection Premium Stock Plus Cylinder Head with Fire Ring Grooves is built for 1989-1998 Dodge Ram 5.9L 12 Valve Cummins engines that demand superior durability, reliability, and head gasket sealing. Designed as a direct bolt-on replacement, this cylinder head combines premium valvetrain components with precision-machined fire ring grooves to help withstand higher cylinder pressures in towing, street, and performance applications.

Each cylinder head comes fully assembled and ready for installation, featuring stainless steel nitride-coated valves, high-strength alloy valve guides, upgraded 150lb valve springs, and top hat valve seals. Radius-cut fire ring grooves are machined into the head to work with a compatible fire ring head gasket, helping improve combustion sealing and reduce the risk of head gasket failure under demanding conditions.

The 7mm injector bore design provides compatibility with popular injector upgrades, making this cylinder head an excellent choice for stock replacement, towing applications, and performance builds.

Benefits:

  • Enhanced combustion sealing for high-cylinder-pressure applications
  • Improved durability and long-term reliability
  • Increased valve train stability and performance
  • Better resistance to wear and heat
  • Compatible with common injector upgrades
  • Ideal for towing, daily driving, and performance builds

Industrial Injection Features:

  • Radius-cut fire ring grooves for improved head gasket sealing
  • Custom performance stainless steel nitride-coated valves
  • Top hat valve seals
  • Diamond honed high-strength alloy valve guides
  • Upgraded 150lb valve springs
  • 7mm injector bores
  • Complete and ready for installation
  • Direct replacement for 1989-1998 5.9L Cummins engines
  • For more information on Industrial Injection call us at 1-859-737-4966.

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