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Serious towing and high-boost Cummins builds can use this head stud kit to replace factory bolts with high-strength clamping hardware designed for cylinder-head stability.

1998.5-2024 Cummins Head Stud Kit Overview

Upgrade your diesel engine’s performance and reliability with the SPELAB Head Stud Kit. Designed for high-stress applications, this kit is engineered to withstand the extreme pressures and temperatures of turbocharged diesel engines. Whether you’re building a race-ready engine or improving your daily driver’s reliability, SPELAB Head Studs ensure that your engine's cylinder head stays securely in place, preventing warping and blown gaskets.

Fitment for 1998.5-2024 Ram 2500/3500 5.9L/6.7L Cummins

• 1998.5-2009 Dodge Ram 2500/3500 5.9L Diesel
• 2007.5-2024 Dodge Ram 2500/3500 6.7L Diesel
  

High-Strength Cummins Head Stud Kit Features

• Exceptional Tensile Strength:
  SPELAB's Cylinder Head Bolts are made from premium high strength alloy steel with a tensile strength of over 220,000 psi, ensuring long lasting durability and excellent clamping force compared to stock bolts. They can withstand the high boost pressures and temperatures common in diesel engines.
• Precision Machining:
  Our head studs are precisely engineered to provide the perfect fit, ensuring optimal torque and reliability. Each stud is manufactured with precision to ensure maximum durability and minimize the risk of failure under heavy-duty conditions.
• Heat-Treated for Superior Hardness:
  Each stud is heat-treated to a specific hardness, ensuring a consistent hardness of Rockwell C 39-44, which maintains strength and elasticity under stress.
• Corrosion Resistance:
  Black oxide finish provides excellent protection against rust and corrosion, extending the lifespan of the studs.
• performance optimization:
  Perfect for high-boost, high-performance applications where factory head bolts may fail, ensuring consistent and even distribution of clamping force.

Cummins Head Stud Kit Specifications

• Brand: SPELAB
• SKU：SPOS08872SP
• Size：14mm 5mm Allen
• Color: black
• Material: 42CrMo High-Strength Steel

Best For

• 1998.5-2009 Ram 2500/3500 5.9L and 2007.5-2024 Ram 2500/3500 6.7L Cummins diesel trucks.
• Engine rebuilds, cylinder-head repairs, or head-gasket replacement projects.
• Towing, heavy-duty, and high-boost diesel builds that need more consistent clamping force.
• Installers who can follow the supplied torque specifications and installation procedure.

Head Stud Installation Guide and Torque Notes

Follow this guide to install your Cummins intercooler pipe kit with confidence

SPELAB Head Stud Installation

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