ARP 147-3901 12-Point Cylinder Head Bolt Kit for 2003-2024 Dodge/Chrysler/Jeep

Vehicle Fitment

• 2003-2024 Dodge 5.7L HEMI (RWD/4WD)
• 2005-2024 Chrysler 5.7L HEMI (RWD/4WD)
• 2009-2024 Dodge 6.1L HEMI (RWD/4WD)
• 2011-2024 Dodge 6.4L HEMI (RWD/4WD)
• 2011-2024 Chrysler 6.4L HEMI (RWD/4WD)
• 2011-2024 Jeep 6.4L HEMI (RWD/4WD)

Features

• Forged from premium 8740 chromoly steel
• Heat-treated to 190,000 psi tensile strength
• 12-point head design for improved torque application
• Wide-area flange for even load distribution
• Parallel-ground washers included for accurate torque readings
• Black oxide finish for enhanced corrosion resistance
• Designed for high-performance and racing applications
• Sold as a complete set of 16 bolts

Specifications

• Thread Size: M11 x 1.50
• Underhead Length: 1.250"
• Material: 8740 chromoly steel
• Finish: Black oxide
• Quantity: Set of 16 bolts

Included Components

• 16x ARP 147-3901 cylinder head bolts
• 16x Hardened parallel-ground washers
• 1x Packet of ARP Ultra-Torque® fastener lubricant

Product Description

The ARP 147-3901 12-Point Cylinder Head Bolt Kit is engineered for 2003-2024 Dodge, Chrysler, and Jeep 5.7L, 6.1L, and 6.4L HEMI engines, including both RWD and 4WD configurations. These bolts are crafted from premium 8740 chromoly steel and heat-treated to a tensile strength of 190,000 psi, ensuring exceptional durability and performance under high-stress conditions.

Featuring an exclusive 12-point head design and a wide-area flange, these bolts provide improved strength and a more secure fit. The parallel-ground washers included in the kit ensure accurate torque readings and even load distribution. A black oxide finish offers enhanced corrosion resistance, making them suitable for both street and racing applications.

This kit includes a complete set of 16 bolts, providing all the necessary hardware for a secure cylinder head installation. Whether you're upgrading your engine for performance or replacing worn-out OEM bolts, the ARP 147-3901 12-Point Cylinder Head Bolt Kit delivers the reliability and strength you need.