ARP 12pt Hardware Kit

2010–2025 Subaru Forester / Subaru Impreza / Toyota Corolla / Honda Civic / and more / 5/16˝-24 SAE Bolt Kit

Part #: 741-1000

Overview

The ARP 12pt Hardware Kit is a premium-quality fastener solution designed for automotive enthusiasts and professionals who demand the best in strength, durability, and reliability. Whether you're building a high-performance engine, upgrading suspension components, or securing critical parts on your vehicle, this hardware kit provides the robust fastening solution you need. Crafted from heat-treated chromoly steel, these bolts are engineered to withstand the rigors of demanding applications, ensuring your build maintains integrity under stress.

Ideal for both street and racing applications, the ARP 12pt Hardware Kit offers peace of mind with its high tensile strength and corrosion-resistant finish. This kit is perfect for those looking to replace factory hardware with stronger, more reliable fasteners that support increased performance and safety. With ARP's reputation for quality and precision, you can trust these bolts to deliver consistent, long-lasting performance in your vehicle.

Key Features

The ARP 12pt Hardware Kit is packed with features that make it a top choice for automotive builders and enthusiasts:

• Constructed from specially heat-treated 8740 chromoly steel, providing exceptional strength and durability.
• Nominal tensile strength of 180,000 psi, offering 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 torque application and easier installation in tight spaces.
• Available in a wide range of thread sizes, head styles, and configurations to suit various applications.
• Precision-machined to strict tolerances for perfect fitment and reliable clamping force.
• Ideal for use in engine assembly, suspension, drivetrain, and other critical components.
• Backed by ARP's industry-leading reputation for quality manufacturing and engineering excellence.

Construction & Design

The ARP 12pt Hardware Kit features fasteners made from high-quality 8740 chromoly steel, a material renowned for its strength and toughness. Each bolt is carefully heat-treated to achieve a tensile strength of 180,000 psi, ensuring they can handle high-stress environments without failure. The black oxide coating not only provides a sleek look but also offers excellent corrosion resistance, extending the lifespan of the hardware in harsh conditions.

The 12-point head design allows for increased torque application and easier installation in confined spaces, making it a versatile choice for various assembly tasks. The precision machining ensures a perfect fit with minimal play, which is critical for maintaining proper clamping force and preventing loosening over time. ARP's manufacturing process adheres to strict quality control standards, guaranteeing consistent performance and reliability across all fasteners in the kit.

Performance & Reliability

While this hardware kit is not rated for specific horsepower gains, its superior material properties and construction significantly enhance the safety and integrity of your vehicle's assembly. Using ARP fasteners can help support increased horsepower and torque loads, especially in high-performance builds. The high tensile strength and corrosion-resistant finish ensure that your fasteners will perform reliably under demanding driving conditions, whether on the street or the track.

Installation & Fitment

The ARP 12pt Hardware Kit is designed for straightforward, bolt-on installation. Its compatibility with a wide range of vehicles and applications makes it a versatile choice for custom builds and repairs. The fasteners are engineered to fit standard 5/16˝-24 thread sizes, and no special tools beyond standard wrenches are required for installation. Due to the precise machining and high-quality materials, these bolts provide a secure, reliable fit that maintains clamping force over time.

Always follow manufacturer torque specifications and installation procedures to ensure optimal performance and safety. This kit is suitable for use in engine assemblies, suspension components, and other critical areas where high-strength fasteners are essential.

What's Included

• Complete set of 5/16˝-24 SAE bolts in various lengths and head styles
• All necessary hardware components for a comprehensive installation
• Instruction sheet for proper installation and torque specifications

Ideal For

• Performance engine builds
• Suspension upgrades
• High-stress automotive assemblies
• Enthusiasts seeking durable, reliable fasteners
• Professional mechanics and fabricators

Emissions Note

This hardware kit is intended for off-road, racing, or show use only and is not emissions-compliant for street use in certain jurisdictions. Always verify local regulations before installation.