ARP Header Bolt Kits

Universal Fitment

Part #: 134-1101

Overview

The ARP Header Bolt Kit for Chevrolet applications is a high-quality fastener solution designed to simplify header installation and ensure long-lasting durability. Crafted specifically for performance-minded enthusiasts and professional mechanics, these bolt kits provide a reliable and secure connection between your headers and engine block. Made from premium materials, they help maintain optimal sealing and prevent leaks, even under severe operating conditions. Whether you're upgrading your vehicle for increased performance or restoring an engine, these bolts are engineered to meet the demands of high-stress environments while offering ease of installation and peace of mind.

Key Features

Designed with strength and durability in mind, the ARP Header Bolt Kit features high-grade materials and precise manufacturing standards. The bolts are rated at 170,000 psi, significantly stronger than stock hardware, providing enhanced resistance to stretching and failure. The kit includes the correct number of bolts, washers, and fasteners tailored for Chevrolet LS engine applications. The hex head design allows for easy installation and removal with standard tools, while the underhead length ensures proper fitment and clamping force. These bolts are intended to provide a secure, leak-free seal for your headers, supporting consistent performance and reliability over time.

Construction & Design

The ARP Header Bolt Kit is constructed from high-strength alloy steel, featuring a corrosion-resistant finish to withstand harsh engine bay conditions. The precise machining and quality control ensure consistent thread engagement and torque accuracy, reducing the risk of stripping or loosening. The design incorporates a flange hex head for optimal torque application and ease of installation, making it suitable for both professional and DIY applications.

Installation & Fitment

Installation involves replacing the stock header bolts with these ARP high-performance fasteners, ensuring a secure and durable connection. Proper torque specifications should be followed to achieve optimal clamping force and sealing. Fitment is designed for Chevrolet LS engine applications, but verification against your specific vehicle and header model is recommended to ensure compatibility.

What’s Included

The kit includes the necessary bolts, premium washers, and hardware required for a complete header installation, all manufactured to ARP’s strict quality standards.