ARP Nut Kits

Universal 5/16˝-18 Nut Kit

Part #: 200-8662

Overview

The ARP Nut Kits are high-quality fastening solutions designed for automotive enthusiasts and professionals who demand strength, durability, and reliability. Crafted from aerospace-grade materials, these nuts are ideal for a wide range of applications, from engine builds to custom modifications, where secure fastening is critical. Whether you're assembling a race engine, upgrading your suspension, or performing general repairs, these nuts provide the peace of mind that comes with superior tensile strength and precision engineering.

Designed to meet the rigorous standards of motorsport and high-performance automotive environments, ARP Nut Kits ensure your components stay securely fastened under extreme conditions. Their robust construction and high tensile ratings make them suitable for both professional and enthusiast use, supporting your vehicle's performance and safety.

Key Features

ARP Nut Kits incorporate several advanced features that set them apart from standard hardware. These features include:

• Made from aerospace-quality materials, ensuring exceptional strength and longevity in demanding applications.
• Available in chromoly or stainless steel options, providing versatility for various environments and corrosion resistance.
• Rated at 180,000 psi tensile strength, offering superior holding power compared to typical hardware nuts.
• Hex-style heads designed for easy installation and removal with standard tools, ensuring a secure fit and straightforward serviceability.
• Precision-machined to strict tolerances for consistent, reliable engagement and torque accuracy.
• Cad-plated steel finish provides corrosion resistance and an attractive appearance, suitable for both performance and show vehicles.
• Universal application, compatible with a wide range of fasteners and assemblies across different vehicle makes and models.
• Designed to withstand high-stress conditions encountered in racing, off-road, and daily driving scenarios.
• Engineered to meet or exceed industry standards for quality and performance, ensuring your safety and vehicle integrity.

Construction & Design

The ARP Nut Kits are constructed from premium aerospace-grade materials, including chromoly and stainless steel, which are known for their exceptional strength-to-weight ratios and corrosion resistance. The nuts feature a hexagonal head design, facilitating easy tightening and loosening with standard wrenches or sockets. Their precise machining ensures a perfect fit and consistent torque application, reducing the risk of stripping or cross-threading.

The cad-plated finish not only enhances durability against rust and corrosion but also provides an attractive, professional appearance. These nuts are engineered to withstand extreme mechanical stresses, making them suitable for high-performance applications where safety and reliability are paramount. The design emphasizes ease of use, with a socket size of 1/2 inch hex, compatible with common tools used in automotive workshops and garages.

Performance & Application

With a tensile strength rating of 180,000 psi, ARP Nut Kits deliver exceptional holding power, supporting your vehicle's performance and safety. They are ideal for securing critical components such as cylinder heads, suspension parts, and drivetrain assemblies. Their high-strength construction ensures that they maintain their integrity under high loads, vibrations, and thermal cycles common in racing and off-road environments.

These nuts are perfect for both professional racing teams and serious enthusiasts who require dependable hardware that can handle the rigors of spirited driving and demanding conditions. Their universal design makes them adaptable to various applications, providing a versatile fastening solution for multiple projects.

Installation & Fitment

Installing the ARP Nut Kits is straightforward, thanks to their standard 1/2 inch hex size and precise machining. They are designed for bolt or stud applications where high-strength fastening is needed. No special tools or procedures are required beyond standard hand or power tools, making them suitable for both professional workshops and DIY enthusiasts.

These nuts are intended for use in conjunction with compatible ARP fasteners or other high-quality hardware. Always ensure proper torque specifications are followed during installation to maximize their holding capacity and prevent damage.

• Easy to install with standard tools
• No cutting, drilling, or special modifications required
• Suitable for a wide range of automotive applications

What's Included

• Complete set of ARP Nut Kits with the specified size and material
• All necessary nuts for your application
• Installation instructions (if provided)

Ideal For

• High-performance engine builds
• Race cars and off-road vehicles
• Custom automotive projects requiring reliable fastening
• Enthusiasts seeking durable, aerospace-quality hardware

Emissions Note

This product is a high-strength fastener designed for automotive use and does not impact emissions. It is intended for off-road, racing, or replacement applications and may not be legal for street use in all regions. Please verify local regulations before installation.