ARP 146-3601 Head Bolt Kit for 1987-2006 Jeep 4.0L Inline 6

Vehicle Fitment

• 1987-2006 Jeep Cherokee (XJ) with 4.0L Inline 6 (242 cid)
• 1987-2006 Jeep Grand Cherokee (ZJ) with 4.0L Inline 6 (242 cid)
• 1987-2006 Jeep Wrangler (YJ/TJ) with 4.0L Inline 6 (242 cid)
• 1987-2006 Jeep Comanche (MJ) with 4.0L Inline 6 (242 cid)

Features

• High-performance head bolt kit engineered for Jeep 4.0L Inline 6 engines
• Chromoly construction rated at 180,000 psi tensile strength
• Black oxide finish for corrosion resistance
• Hex head design ensures easy installation and removal
• Includes hardened parallel-ground washers for secure fit
• Compatible with both stock and performance engines
• Designed for 1/2" bolts of two lengths
• Direct replacement for OEM head bolts

Specifications

• Material: Chromoly steel
• Finish: Black oxide
• Socket Size: 9/16" hex
• Thread Size: 1/2"
• Quantity: Complete set for cylinder head installation
• Includes: Hardened parallel-ground washers

Included Components

• 1x Head Bolt Kit (bolts and washers included)

Product Description

The ARP 146-3601 Head Bolt Kit is precision-engineered for Jeep 4.0L Inline 6 engines, including Cherokee (XJ), Grand Cherokee (ZJ), Wrangler (YJ/TJ), and Comanche (MJ) from 1987 to 2006. These high-strength bolts provide reliable clamping force for both stock and high-performance rebuilds.

Made from premium chromoly steel rated at 180,000 psi tensile strength, these bolts exceed OEM specifications. The black oxide finish resists corrosion, while the included hardened parallel-ground washers ensure even torque distribution. The 9/16" hex head simplifies installation and removal.

Ideal for engine restorers and performance enthusiasts, the ARP 146-3601 Kit ensures durability, precision, and long-lasting performance. Fitment confirmed through 2006. 2025 coverage unconfirmed at time of listing.