ARP Head Bolt Kits

Multiple Ford Fitments

Part #: 154-3603

Overview

The ARP Head Bolt Kit is a high-performance fastener designed for demanding engine rebuilds and cylinder head installations. Crafted from premium chromoly steel and finished with a durable black oxide coating, these bolts provide exceptional strength and reliability. Ideal for automotive enthusiasts, professional mechanics, and performance tuners, this kit ensures a secure, precise fitment that supports optimal engine sealing and durability. Whether you're restoring a classic Ford or upgrading a modern powerplant, these head bolts help maintain engine integrity under high-stress conditions, contributing to long-lasting performance and peace of mind.

Key Features

Designed to meet the rigorous demands of high-performance engines, these ARP head bolts feature a rated tensile strength of 180,000 psi, making them 15 percent stronger than standard Grade 8 fasteners. The fasteners are available with either a reduced wrenching hex head or a 12-point head, facilitating easier installation and re-torqueing without the need for valvetrain removal. The kit includes washers for a secure fit, and the fasteners are engineered to withstand extreme heat and stress, ensuring consistent clamping force and engine reliability during demanding driving conditions.

Construction & Design

Constructed from high-grade chromoly steel, these bolts are designed for maximum strength and durability. The black oxide finish not only enhances corrosion resistance but also provides a sleek, professional appearance. The fastener design incorporates an undercut profile for improved stress distribution and reduced risk of fatigue failure, making them suitable for high-performance and racing applications.

Installation & Fitment

This kit is intended for use with multiple Ford engine applications. Proper fitment should be verified against your specific vehicle model and engine specifications. Installation requires standard hand tools, and torque specifications should be followed as per manufacturer guidelines to ensure optimal clamping force and engine sealing.

What’s Included

The package includes a complete set of high-strength head bolts and washers, ready for installation on compatible Ford engines. Additional hardware or tools are not included but are typically required for proper installation.

Ideal For

Perfect for engine rebuilds, performance upgrades, and restoration projects where reliable, high-strength fasteners are essential for maintaining engine integrity and performance under demanding conditions.