ARP 12pt Hardware Kit

2010–2025 Automotive Applications / Hardware Components

Part #: 301-8343

Overview

The ARP 12pt Hardware Kit is a high-quality fastener solution designed for automotive enthusiasts and professionals who demand durability and reliability in their builds. Crafted from aerospace-grade materials, this nut kit ensures your critical components are secured with the utmost strength and precision. Whether you're assembling engine components, suspension parts, or other high-stress areas, this hardware kit provides the confidence you need to keep your vehicle performing at its best.

Ideal for street, performance, and off-road applications, the ARP 12pt Hardware Kit offers a robust solution that supports your vehicle's demanding needs. Its superior tensile strength helps prevent loosening and failure under extreme conditions, making it a trusted choice for those who push their vehicles beyond stock limits. With ARP's reputation for quality and innovation, this hardware kit is a reliable upgrade for your build or repair project.

Key Features

The ARP 12pt Hardware Kit stands out with its exceptional construction and thoughtful design features that enhance durability and performance:

• Manufactured from aerospace-quality steel, ensuring maximum strength and longevity in demanding environments.
• Available in chromoly or stainless steel options, providing corrosion resistance and enhanced durability for various applications.
• Rated at an impressive 180,000 psi tensile strength, offering superior holding power compared to standard hardware.
• Designed with a 12-point head style, allowing for increased torque application and easier installation in tight spaces.
• Black oxide finish provides corrosion resistance and a sleek, professional appearance.
• Wrench diameter of 3/8 inch ensures compatibility with common tools and ease of installation.
• Does not include nylon inserts or self-locking features, making it suitable for applications where lock washers or thread-locking compounds are used.
• Washers are not included, allowing for customization based on specific application requirements.
• Perfect for high-stress applications where maximum strength and reliability are critical.

Construction & Design

The ARP 12pt Hardware Kit is meticulously engineered using aerospace-grade steel, which provides exceptional tensile strength and resistance to fatigue. The 12-point head design allows for greater torque application and improved grip during installation and removal, especially in tight or hard-to-reach areas. The black oxide finish not only enhances corrosion resistance but also offers a professional, finished look that withstands harsh environments.

This hardware is designed to meet or exceed industry standards for strength and durability, making it suitable for both street and racing applications. Its robust construction ensures that your fasteners will maintain their integrity under high loads, vibrations, and temperature fluctuations, providing peace of mind during demanding driving conditions.

Performance & Benefits

While this kit is not rated for specific horsepower gains, its high tensile strength and reliable construction support the integrity of your vehicle's assembly. Using ARP hardware can help prevent loosening or failure of critical fasteners, especially in high-performance or off-road scenarios. The 12-point head design facilitates easier tightening and loosening, reducing installation time and effort.

Installation & Fitment

The ARP 12pt Hardware Kit is designed for straightforward, bolt-on installation. Its standard thread size of 5/16 in.-18 makes it compatible with a wide range of automotive components. No special tools or modifications are required beyond standard hand tools. For optimal results, ensure proper torque specifications are followed during installation to prevent over-tightening or damage.

• Compatible with a variety of automotive applications requiring 5/16-18 fasteners.
• Suitable for use in engine assemblies, suspension components, and other high-stress areas.
• No cutting, drilling, or special tuning needed.

What's Included

• Complete set of 12-point nuts made from aerospace-quality steel
• Black oxide finish for corrosion resistance
• Hardware designed for high-stress automotive applications

Ideal For

• Performance enthusiasts building or repairing high-stress components
• Off-roaders requiring durable, corrosion-resistant fasteners
• Professionals seeking reliable hardware for engine, suspension, or chassis assembly

Emissions Note

This hardware kit is intended for off-road or racing use only and is not designed for emissions-critical applications. Always verify compatibility with your vehicle and local regulations before installation.