ARP 12pt Hardware Kit

Applicable for various automotive, marine, and trailer applications

Part #: 641-2500

Overview

The ARP 12pt Hardware Kit is a premium fastener solution designed for enthusiasts and professionals who demand the highest quality hardware for their projects. Whether you're assembling a high-performance engine, securing components on your boat, or building a trailer, these ARP chromoly bolts provide exceptional strength and durability. Crafted from heat-treated 8740 chromoly steel, these fasteners are engineered to withstand demanding conditions and provide a reliable, long-lasting connection.

If you value safety, strength, and precision, this hardware kit is an excellent choice. Its superior tensile strength ensures your assemblies are secure, reducing the risk of failure under stress. Ideal for both street and off-road applications, the ARP 12pt hardware kit helps you achieve professional-grade results with confidence.

Key Features

The ARP 12pt Hardware Kit offers a range of features that make it a top choice for automotive and industrial applications:

• Manufactured from high-quality 8740 chromoly steel, known for its excellent strength-to-weight ratio and toughness.
• Heat-treated to a tensile strength of 180,000 psi, providing a significant safety margin over standard Grade 8 hardware.
• Black oxide finish enhances corrosion resistance and provides a sleek, professional appearance.
• Designed with a 12-point head for increased grip and ease of installation, especially in tight spaces.
• Available in a variety of thread sizes and head styles to suit different needs and applications.
• Precision-machined to strict tolerances for a perfect fit and reliable torque retention.
• Suitable for use on cars, boats, trailers, and other equipment requiring high-strength fasteners.
• Ideal for performance builds, restoration projects, or any application where safety and durability are paramount.
• Backed by ARP's reputation for quality and innovation in fastener technology.

Construction & Design

The ARP 12pt Hardware Kit is constructed from 8740 chromoly steel, a material renowned for its exceptional strength and toughness. The fasteners are meticulously heat-treated to achieve a tensile strength of 180,000 psi, ensuring they can handle high loads and stresses. The black oxide finish not only provides a sleek appearance but also offers corrosion resistance, extending the lifespan of the hardware in harsh environments.

The 12-point head design allows for increased engagement with tools, reducing the risk of stripping and making installation and removal easier in tight or hard-to-reach spaces. Each bolt is precision-machined to exact specifications, ensuring a perfect fit and consistent performance across the entire kit. This attention to detail guarantees that your assembly will be secure and reliable, whether used in high-performance engines or marine applications.

Performance & Reliability

Designed for demanding applications, these ARP chromoly bolts deliver outstanding strength and safety margins. Their high tensile rating means they can support increased loads and torque without deformation or failure. The heat-treated chromoly construction ensures durability under extreme conditions, making them suitable for high-performance engines, off-road vehicles, and marine environments.

While not specifically rated for racing or high-stress performance testing, these fasteners are engineered to provide a substantial safety margin for everyday use and enthusiast projects. Their corrosion-resistant finish helps maintain integrity over time, even in moisture-prone environments.

Installation & Fitment

The ARP 12pt Hardware Kit is designed for straightforward, bolt-on installation. The fasteners are compatible with standard threaded holes and require no special tools beyond standard wrenches or sockets. The 12-point head design facilitates easier engagement with tools, especially in tight spaces or when working with multiple fasteners. No special modifications, cutting, or drilling are necessary for most applications, making this kit suitable for both professional and DIY installations.

• Ensure proper torque specifications are followed during installation to maximize strength and safety.
• Use appropriate thread lubricant if recommended to prevent galling and ensure accurate torque readings.

What's Included

• Complete set of high-strength 12-point chromoly bolts in various sizes
• Assorted nuts, washers, and hardware components as required for typical applications
• Installation instructions and technical data sheet

Ideal For

• Engine assembly and rebuilds requiring high-strength fasteners
• Marine applications where corrosion resistance and durability are critical
• Trailer construction and repair for secure, reliable connections
• Performance enthusiasts seeking premium hardware for custom builds
• Restoration projects demanding OEM-quality fasteners

Emissions Note

This hardware kit is designed for general use and is not specifically rated for emissions compliance. Always verify local regulations before installation in emissions-critical applications.