ARP 12pt Hardware Kit

2011–2025 Subaru Forester / Subaru Impreza 2.0L Turbo / 2.5L

Part #: 641-0750

Overview

The ARP 12pt Hardware Kit is a premium fastener solution designed for automotive enthusiasts and professionals who demand the highest quality hardware for their builds. Whether you're assembling a performance engine, upgrading suspension components, or securing critical parts on your vehicle, this kit provides the strength and reliability you need. Made from top-grade materials and engineered for durability, these fasteners ensure your project maintains integrity under demanding conditions.

Ideal for street, spirited driving, and even off-road applications, the ARP 12pt Hardware Kit offers a significant upgrade over standard hardware. Its superior tensile strength and heat-treated construction help support increased horsepower and torque, providing peace of mind during high-performance use. Plus, the black oxide finish adds corrosion resistance and a sleek appearance to your engine bay or chassis.

Key Features

The ARP 12pt Hardware Kit features a range of technical and design elements that set it apart from generic fasteners:

• Constructed from ARP's proprietary 8740 chromoly steel, known for its exceptional strength and toughness.
• Heat-treated to 180,000 psi tensile strength, providing a substantial safety margin over standard Grade 8 hardware.
• Black oxide finish offers corrosion resistance and a professional, finished look.
• Designed with a 12-point head for increased wrench engagement, allowing for easier installation and removal in tight spaces.
• Available in a variety of thread sizes and head styles to suit a wide range of applications.
• Precision-machined to strict tolerances for a perfect fit and reliable torque specifications.
• Suitable for use in high-stress environments such as engine assembly, suspension mounting, and chassis reinforcement.
• Engineered to meet or exceed OEM standards, ensuring compatibility and safety.
• Perfect for both professional rebuilds and DIY enthusiasts seeking top-tier hardware.

Construction & Design

The ARP 12pt Hardware Kit is crafted from ARP's renowned 8740 chromoly steel, a material celebrated for its high strength-to-weight ratio and durability. Each fastener is meticulously heat-treated to achieve a tensile strength of 180,000 psi, ensuring it can withstand the rigors of high-performance driving. The black oxide coating not only enhances corrosion resistance but also provides a sleek, professional appearance that resists rust and corrosion over time.

The 12-point head design allows for increased wrench engagement, making installation and removal more efficient, especially in tight or hard-to-reach areas. This design also helps prevent stripping and ensures a secure fit. The kit includes a variety of sizes and styles to accommodate different mounting needs, all manufactured to precise specifications for consistent quality and performance.

Performance & Reliability

Built for strength and longevity, these fasteners are ideal for securing critical components that experience high loads and stresses. Their superior tensile strength helps support increased engine power and torque, making them suitable for performance builds and racing applications. The heat-treated chromoly steel construction ensures the fasteners maintain their integrity even under extreme conditions, providing reliable performance over the lifespan of your vehicle.

Installation & Fitment

The ARP 12pt Hardware Kit is designed for straightforward, bolt-on installation. Its precision-machined threads and heads ensure a perfect fit with compatible components. No special tools beyond standard wrenches are required, and the kit is compatible with most OEM and aftermarket parts that use 5/16-18 fasteners. Always torque fasteners to the manufacturer’s specifications to ensure optimal safety and performance.

What's Included

• Complete set of ARP 12pt chromoly bolts in various sizes and lengths
• All necessary nuts, washers, and hardware components for comprehensive assembly
• Detailed installation instructions for proper torque and safety

Ideal For

• Engine assembly and rebuilds
• Suspension and chassis upgrades
• High-performance and racing applications
• DIY enthusiasts and professional mechanics seeking top-quality hardware

Emissions Note

This product is designed for use in applications that comply with all relevant emissions regulations. Always verify compatibility with your local laws and regulations before installation.