ARP Nut Kits

200-8621 1/4˝-28 Hex Nuts

Part #: 200-8621

Overview

The ARP Nut Kits are precision-engineered hex nuts designed for high-performance automotive applications. Crafted from aerospace-quality materials, these nuts provide exceptional strength and durability, making them ideal for securing critical components in racing, off-road, and street vehicles. Whether you're assembling a custom engine build or reinforcing suspension parts, these nuts deliver reliable performance under demanding conditions.

If you're a performance enthusiast seeking components that support your vehicle's power upgrades, the ARP Nut Kits are an excellent choice. Their robust construction ensures they can withstand high torque loads and extreme vibrations, giving you peace of mind during spirited driving or competitive racing. Additionally, their corrosion-resistant cadmium finish helps maintain their integrity and appearance over time, even in harsh environments.

Key Features

ARP Nut Kits are built with precision and quality in mind, offering several features that set them apart:

• Manufactured from aerospace-grade steel, providing a tensile strength of 180,000 psi for maximum holding power and safety.
• Available in chromoly or stainless steel options, allowing you to choose based on your specific needs for strength and corrosion resistance.
• Hex-style heads facilitate easy installation and removal with standard wrenches, ensuring compatibility with most tools.
• Designed without nylon inserts or self-locking features, these nuts rely on their high tensile strength and proper torque specifications for secure fastening.
• The 7/16 inch wrench diameter ensures a firm grip and precise torque application during assembly.
• Cadmium plating offers excellent corrosion resistance, extending the lifespan of the nuts in various environments.
• Suitable for a wide range of applications, including engine assembly, suspension, and chassis components.

Construction & Design

The ARP Nut Kits are meticulously manufactured using aerospace-quality steel, ensuring they meet the highest standards for strength and durability. The hex heads are precisely machined for a perfect fit, reducing the risk of stripping or rounding during installation. The cadmium finish not only enhances corrosion resistance but also provides a sleek, professional appearance. These nuts are designed to withstand the rigors of high-performance use, including high torque loads and vibration, making them a reliable choice for demanding automotive projects.

Installation & Fitment

Installing the ARP Nut Kits is straightforward and requires standard hand tools. These nuts are designed to fit 1/4 inch-28 threaded fasteners, making them compatible with a wide range of automotive components. No special tools or modifications are necessary, and proper torque specifications should be followed to ensure optimal clamping force and safety. Their high-quality construction ensures a secure fit that resists loosening under vibration.

• Easy bolt-on installation with common wrenches.
• No cutting, drilling, or special tuning required.
• Ideal for use in engine assemblies, suspension components, and other high-stress applications.

What's Included

• Complete set of ARP 1/4˝-28 hex nuts in your chosen finish (chromoly or stainless steel).

Ideal For

These ARP Nut Kits are perfect for automotive enthusiasts, racers, and builders who demand high strength and reliability from their fasteners. They are suitable for engine assembly, suspension upgrades, chassis reinforcement, and any application requiring durable, high-tensile nuts that can withstand extreme conditions.