ARP 12pt Hardware Kit

2010–2025 Universal Fit for Automotive, Marine, and Trailer Applications

Part #: 670-1006

Overview

The ARP 12pt Hardware Kit is a premium fastener solution designed for enthusiasts and professionals who demand the highest quality hardware for their automotive, marine, or trailer projects. Crafted from high-strength materials and engineered for durability, this bolt kit ensures reliable performance under demanding conditions. Whether you're assembling a custom engine build, securing trailer components, or upgrading your vehicle's hardware, this kit provides the confidence and strength you need.

Ideal for those seeking to replace or upgrade factory fasteners, the ARP 12pt Hardware Kit offers a combination of superior tensile strength, corrosion resistance, and precision fitment. Its versatile design makes it suitable for a wide range of applications, from daily drivers to high-performance builds and off-road rigs. With ARP's reputation for quality and innovation, you'll get hardware that supports your vehicle's performance and longevity.

Key Features

The ARP 12pt Hardware Kit is packed with features that set it apart from standard fasteners:

• Material Excellence: Made from heat-treated 8740 chromoly steel, these fasteners deliver exceptional strength and durability, rated at 180,000 psi tensile strength, providing a significant safety margin over typical Grade 8 hardware.
• Corrosion Resistance: Finished with a black oxide coating, these bolts resist rust and corrosion, ensuring long-lasting performance even in harsh environments.
• Precision Engineering: Designed with a 12-point (12pt) head, these bolts allow for easier installation and removal with a standard socket, reducing the risk of stripping or cam-out during torque application.
• Versatile Thread Sizes: Available in a wide range of thread sizes and lengths, making them suitable for various automotive and industrial applications.
• Heat Treatment: The specially heat-treated chromoly construction enhances strength and fatigue resistance, supporting demanding applications and extended service life.
• Wide Compatibility: Compatible with a broad spectrum of vehicles, boats, and trailers, these fasteners are perfect for custom builds, repairs, and upgrades.
• Safety Margin: The high tensile rating provides an extra margin of safety, giving you peace of mind during high-stress conditions or heavy-duty use.
• Quality Assurance: Manufactured to strict standards, ARP fasteners are trusted by professionals and enthusiasts worldwide for their reliability and performance.

Construction & Design

The ARP 12pt Hardware Kit features a robust design centered around high-quality 8740 chromoly steel, a material renowned for its strength and toughness. Each fastener undergoes precise heat treatment to achieve optimal hardness and fatigue resistance. The black oxide finish not only enhances corrosion resistance but also provides a sleek, professional appearance. The 12-point head design allows for better torque application and easier access in tight spaces, making installation straightforward and secure. These fasteners are engineered to meet or exceed industry standards, ensuring they perform reliably in demanding environments.

Performance & Sound

While this hardware kit is not designed to influence vehicle performance or sound directly, using high-quality ARP fasteners can contribute to the overall reliability and safety of your build. Their superior strength ensures that critical components stay securely fastened under high loads, reducing the risk of failure. This peace of mind supports spirited driving, off-road adventures, and heavy-duty applications where dependable hardware is essential.

Installation & Fitment

The ARP 12pt Hardware Kit is designed for easy, bolt-on installation. Its standard metric thread sizes and 12-point head design allow for straightforward tightening and removal with common tools. No special modifications, cutting, or drilling are required, making it suitable for both professional mechanics and DIY enthusiasts. Always follow torque specifications provided by your vehicle or component manufacturer to ensure proper installation and optimal performance.

• Compatible with a wide range of automotive, marine, and trailer applications.
• Ideal for engine assembly, chassis upgrades, or general hardware replacement.
• No cutting, drilling, or special tuning needed for installation.

What's Included

• Complete set of high-strength ARP chromoly bolts in various sizes and lengths as specified for your application.
• All necessary hardware components for a secure installation.
• Instruction sheet with torque specifications and installation tips.

Ideal For

• Performance enthusiasts seeking reliable, high-strength fasteners for custom builds.
• Professional mechanics requiring durable hardware for engine, chassis, or trailer assembly.
• Off-roaders and marine users who need corrosion-resistant, high-tensile fasteners.
• Anyone upgrading or replacing factory hardware with premium-quality ARP components.

Emissions Note

This product is designed for use in applications where high-strength fasteners are required. It is not specifically certified for emissions compliance and is intended for off-road, racing, or recreational use only. Always verify local regulations before installation in street-driven vehicles.