ARP Hex Bolt Kits

1/2˝-13 SAE Bolt Kit for Automotive, Marine, and Trailer Applications

Part #: 617-2500

Overview

The ARP Hex Bolt Kits are high-quality fasteners designed to provide reliable, durable, and strong connections for a wide range of automotive, marine, and trailer applications. Crafted from premium materials and engineered for performance, these bolts are ideal for enthusiasts and professionals who demand the best in strength and safety. Whether you're assembling engine components, securing trailer parts, or performing custom modifications, ARP's bolt kits offer peace of mind with their superior tensile strength and precision manufacturing.

Designed for those who require a dependable fastening solution, these bolts help support increased safety margins and long-term durability. Their robust construction ensures they can withstand harsh conditions, including high temperatures, vibrations, and mechanical stresses, making them suitable for both daily drivers and high-performance builds.

Key Features

ARP Hex Bolt Kits are engineered with a focus on strength, reliability, and versatility. Here are some of the key features that set these fasteners apart:

• Manufactured from ARP's specially heat-treated 8740 chromoly steel, these bolts deliver exceptional tensile strength and toughness, rated at 180,000 psi, providing a substantial safety margin over standard Grade 8 hardware.
• The black oxide finish not only enhances corrosion resistance but also gives the fasteners a sleek, professional appearance suitable for visible engine bays and custom builds.
• Designed with a 1/2˝-13 SAE thread size, these bolts are compatible with a wide range of applications, including engine assembly, suspension components, and trailer hardware.
• The hex head design allows for easy installation and removal using standard tools, ensuring a secure fit and straightforward maintenance.
• Available in various lengths and head styles, these kits can be tailored to specific project requirements, providing flexibility for custom and OEM applications.
• Precision manufacturing ensures consistent thread engagement and torque accuracy, reducing the risk of stripping or failure during use.
• Ideal for high-stress environments, these bolts help support increased load capacity and safety margins, making them suitable for performance and heavy-duty applications.

Construction & Design

The ARP Hex Bolt Kits are constructed from ARP's renowned 8740 chromoly steel, a material known for its excellent strength-to-weight ratio and durability. Each fastener undergoes a proprietary heat-treatment process that enhances tensile strength and fatigue resistance, ensuring long-lasting performance under demanding conditions. The black oxide coating provides additional corrosion protection, extending the service life of the bolts in marine or humid environments.

The design features a standard hex head for easy installation with common tools, and the threads are precisely machined to ensure smooth engagement and consistent torque application. The bolts are manufactured to strict tolerances, guaranteeing a perfect fit and reliable clamping force. Their robust construction makes them suitable for high-stress applications where safety and reliability are paramount.

Performance & Reliability

These fasteners are engineered to provide a significant safety margin over standard hardware, supporting increased torque and load capacity. Their high tensile strength helps prevent stretching or failure during intense mechanical stresses, making them ideal for performance builds, off-road use, or heavy-duty trailer assemblies. The ARP Hex Bolt Kits ensure your components stay securely fastened, even in challenging conditions, giving you confidence in your vehicle's integrity and safety.

Installation & Fitment

Installing the ARP Hex Bolt Kits is straightforward thanks to their standard SAE thread size and hex head design. They are intended as direct replacements for existing bolts with matching specifications. No special tools or modifications are required, and the bolts can be installed using common hand tools. Always follow proper torque specifications to ensure optimal clamping force and safety. These bolts are suitable for a wide range of applications, including engine assembly, suspension, and trailer hardware, providing a versatile fastening solution for various projects.

• Easy bolt-on installation with standard tools
• No cutting, drilling, or special modifications needed
• Suitable for automotive, marine, and trailer use

What's Included

• Complete set of ARP Hex Bolts in the specified size and length
• All necessary hardware for installation
• Instruction sheet for proper torque and installation tips

Ideal For

• Performance automotive enthusiasts
• Engine builders and mechanics
• Marine and trailer hardware applications
• Heavy-duty and off-road use

Emissions Note

These ARP Hex Bolt Kits are designed for general use and do not have specific emissions certifications. They are intended for off-road, racing, or performance applications where legal compliance is not required.