ARP Head Bolt Kits

Multiple Chevrolet Fitments

Part #: 135-3601

Overview

The ARP Head Bolt Kit is a high-performance fastener designed for demanding engine rebuilds and modifications. Crafted from premium chromoly steel and finished with a durable black oxide coating, these bolts provide exceptional strength and reliability. Ideal for automotive enthusiasts and professional mechanics, this kit ensures a secure and precise cylinder head installation, supporting optimal engine performance and longevity. Whether you're restoring a classic Chevrolet or upgrading a modern performance engine, these head bolts help maintain proper torque and sealing under high-stress conditions, contributing to engine durability and consistent operation.

Key Features

Designed to meet the rigorous demands of high-performance engines, these ARP head bolts feature a rated strength of 180,000 psi, making them 15 percent stronger than standard Grade 8 fasteners. The kit includes washers for a secure fit and features a hex head for easy installation and re-torqueing. The reduced wrenching hex head or 12-point head options help eliminate the need for valvetrain removal during re-torque procedures, saving time and effort during maintenance. The fasteners are engineered to provide consistent clamping force, ensuring proper sealing and preventing head gasket failure under high-pressure conditions.

Construction & Design

Constructed from high-grade chromoly steel, these head bolts are designed for maximum strength and durability. The black oxide finish enhances corrosion resistance and provides a sleek, professional appearance. The fastener design incorporates an undercut profile to optimize stress distribution and reduce the risk of fatigue or failure, ensuring long-lasting performance in high-stress engine environments.

Installation & Fitment

This kit is intended for use with multiple Chevrolet engine applications. Proper fitment should be verified against the vehicle's specifications and the part number details. Installation requires standard hand tools and torque procedures as specified by ARP to ensure optimal clamping force and engine integrity.

What’s Included

The package includes all necessary head bolts and washers required for a complete installation, providing a comprehensive solution for engine rebuilds and head retorques.

Ideal For

Perfect for engine builders, performance enthusiasts, and professional mechanics seeking reliable, high-strength fasteners for Chevrolet engines. Suitable for both restoration projects and high-performance builds that demand durability and precision.