Hamilton Cams Fire Ring Head Gasket .056 in 03-07 5.9L Cummins Common Rail

SKU: 07-g-5.9f UPC: 857340008983
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Regular price $299.00

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Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Compliance & Restrictions
California Proposition 65 (Prop 65)
WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.
CARB / California Emissions Compliance
This item may be restricted in California and other regions with emissions regulations. If applicable, it is intended for competition/off-road use only unless otherwise stated. It is the customer’s responsibility to confirm local compliance before purchase. Orders shipping to restricted areas may be canceled.

Fire ring head gasket for the 5.9L Cummins, .056 inch thick with .105 inch wire at a 4.560 inch bore diameter. Built for engines where cylinder pressure has moved past what a standard multi-layer steel gasket will hold, in both street performance and competition builds.

Key Features

  • .056 inch (1.4mm) gasket thickness
  • 4.560 inch bore diameter, .105 inch wire size
  • Groove specification: .032-.033 inch depth in the head using a .120 inch radiused cutter

Fitment

  • 2003-2007 Dodge Ram 5.9L Cummins common rail 24-valve

Machining and Installation

  • Machine both head and block flat for best results
  • Under 800 HP the groove can be cut in the head only
  • Above 800 HP, 625 studs are recommended
  • Use a radiused cutter on all groove installations
  • Studs are required to achieve reliable clamp load; lubricate nut, washer and threads
  • Torque to 130 ft-lbs for startup, then hot retorque at operating temperature
  • Each retorque compresses the gasket and changes valve lash, so set lash last
  • Never exceed the fastener manufacturer's torque limits

Product Details

  • Brand: Hamilton Cams
  • Manufacturer Part Number: 07-g-5.9f
  • UPC: 857340008983

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