ARP 134-3601 Hi-Performance Head Bolt Kit for 1955-1998 Chevy Small Block V8 23 Deg

Vehicle Fitment

• 1955-1998 Chevrolet Small Block V8 Engines
• Compatible with 23° valve angle heads
• Includes OEM cast iron heads, Gen III Vortec/Truck heads, and aftermarket heads such as Edelbrock, LT-AFR, Brodix-8, -10, -11, -11XB, LT-1, Dart Pro-1

Features

• High-performance 8740 chromoly steel construction
• Cold-forged for superior molecular integrity
• Heat-treated to 180,000 psi tensile strength
• Hex head design for easy installation and removal
• Black oxide finish for corrosion resistance
• Includes hardened parallel-ground washers for even load distribution
• Suitable for both street and performance applications
• Designed to withstand high-stress conditions

Specifications

• Material: 8740 chromoly steel
• Finish: Black oxide
• Socket Size: 1/2 hex
• Includes: Hardened parallel-ground washers
• Heat Treatment: 180,000 psi tensile strength

Included Components

• 1x ARP 134-3601 Hi-Performance Head Bolt Kit
• 1x Set of hardened parallel-ground washers

Product Description

The ARP 134-3601 Hi-Performance Head Bolt Kit is engineered to provide superior clamping force and reliability for Chevrolet Small Block V8 engines equipped with 23° valve angle heads. Constructed from high-strength 8740 chromoly steel, each bolt is cold-forged and heat-treated to 180,000 psi, ensuring exceptional durability under high-stress conditions. The black oxide finish offers added corrosion resistance, making it suitable for both street and performance applications.

This kit includes hardened parallel-ground washers to ensure even load distribution and accurate torque readings during installation. The hex head design allows for easy installation and removal, making it a convenient choice for both professional mechanics and DIY enthusiasts. Whether you're rebuilding an engine or upgrading your current setup, the ARP 134-3601 Hi-Performance Head Bolt Kit delivers the performance and reliability you need.