ARP Nut Kits

Compatible with various applications, 3/8˝-24 Nut Kit by ARP

Part #: 400-8604

Overview

The ARP Nut Kits are precision-engineered fasteners designed for high-performance automotive and industrial applications. Crafted from aerospace-quality materials, these nuts provide exceptional strength and durability, making them ideal for enthusiasts and professionals who demand the best. Whether you're assembling a racing engine, customizing a suspension, or securing critical components, these nuts ensure a reliable and secure fit.

Designed for those who seek top-tier quality, ARP Nut Kits deliver consistent performance under extreme conditions. Their high tensile strength supports increased horsepower and torque, while their polished finish adds a sleek, professional look to your build. These nuts are perfect for street, track, or off-road use, providing peace of mind that your fasteners will withstand demanding environments.

Key Features

ARP Nut Kits are built with precision and attention to detail, offering several features that set them apart from standard hardware:

• Material Excellence: Made from aerospace-quality stainless steel, these nuts resist corrosion and maintain strength over time, even in harsh conditions.
• High Tensile Strength: Rated at 180,000 psi, these nuts provide superior holding power, supporting high-stress applications and supporting increased power outputs.
• Design & Construction: Featuring a 12-point style head, these nuts allow for easier wrench engagement and better torque application, ensuring a secure fit every time.
• Finish & Appearance: Polished to a high shine, these nuts not only perform well but also add a professional aesthetic to your engine bay or assembly.
• Compatibility & Versatility: The 3/8˝-24 thread size is a common standard, suitable for a wide range of automotive and industrial uses.
• Ease of Use: No nylon insert or self-locking features are included, making these nuts ideal for applications where a clean, straightforward fastening solution is preferred.
• Washers Included: These nuts are sold without washers, allowing you to select the appropriate hardware for your specific needs.

Construction & Design

The ARP Nut Kits are meticulously manufactured using aerospace-grade stainless steel, ensuring maximum strength and corrosion resistance. The 12-point head design provides increased wrench engagement, reducing the risk of stripping and allowing for easier installation in tight spaces. The polished finish not only enhances appearance but also helps prevent corrosion and makes cleaning straightforward. These nuts are engineered to withstand the rigors of high-performance environments, providing consistent clamping force and reliability over time.

Installation & Fitment

Installing the ARP Nut Kits is straightforward, thanks to their standard 3/8˝-24 thread size and precise manufacturing. These nuts are designed to bolt onto compatible threaded studs or bolts without the need for special tools or modifications. No cutting, drilling, or tuning is required, making them a direct replacement for standard nuts in compatible applications. For optimal torque and safety, use a calibrated wrench or torque wrench according to your application’s specifications.

• Simply thread onto compatible studs or bolts with matching 3/8˝-24 threads.
• Ensure proper torque application to achieve the recommended clamping force.
• No additional hardware or modifications are necessary for installation.

What's Included

• One set of ARP Nut Kits with polished stainless steel nuts

Ideal For

• High-performance automotive builds
• Racing and motorsport applications
• Custom engine and suspension assemblies
• Enthusiasts seeking durable, aerospace-quality fasteners