ARP Washer Kits

Application-specific Stainless Steel Washer Kit for Various Automotive Attachments

Part #: 400-8792

Overview

The ARP Washer Kits are high-quality stainless steel washers designed to meet the demanding needs of automotive enthusiasts and professionals. These washers are ideal for a variety of applications, including attaching accessories, securing chassis components, and other general fastening tasks where reliable, corrosion-resistant hardware is essential. Crafted with precision and durability in mind, ARP washers ensure a secure fit and long-lasting performance in your vehicle's assembly or modification projects.

Whether you're working on a restoration, custom build, or routine maintenance, these washers provide a dependable solution for ensuring tight, vibration-resistant connections. Their stainless steel construction offers excellent corrosion resistance, making them suitable for both indoor and outdoor applications, including under-hood environments exposed to moisture and temperature fluctuations.

Key Features

ARP Washer Kits are engineered to deliver consistent quality and performance for a wide range of automotive tasks. The key features include:

• Material: Made from high-grade stainless steel, these washers resist rust and corrosion, ensuring longevity and reliability in harsh conditions.
• Precise Dimensions: The washers feature a 7/16˝ (0.438 in. / 11.125 mm) inside diameter, a 0.705 in. (17.910 mm) outside diameter, and a thickness of 0.090 in. (2.286 mm), providing a perfect fit for common fasteners and mounting points.
• Versatile Application: Suitable for attaching accessories, mounting brackets, chassis components, and other hardware where a durable, stable washer is required.
• Design: Flat, SAE-style washers designed to distribute load evenly and prevent damage to mating surfaces.
• Quality Assurance: Manufactured to ARP's strict standards, ensuring consistent hardness, finish, and performance across all units.
• Corrosion Resistance: The stainless steel material provides excellent resistance to rust and corrosion, ideal for both street and off-road environments.

Construction & Design

The ARP Washer Kits are constructed from premium stainless steel, which combines strength, durability, and corrosion resistance. The washers are precisely stamped to maintain consistent dimensions and flatness, ensuring a secure and even load distribution. Their flat design minimizes stress concentrations and prevents deformation under torque, making them suitable for high-stress applications.

The manufacturing process involves careful stamping and finishing to meet ARP's high standards, resulting in washers that are free of burrs and imperfections. This attention to detail ensures easy installation and reliable performance over the lifespan of your vehicle.

Performance & Use Cases

While these washers are not designed for high-stress applications such as cylinder heads, mains, or connecting rods, they excel in supporting accessory mounting, chassis hardware, and other general fastening needs. Their corrosion-resistant stainless steel construction ensures that they maintain their integrity and appearance even after prolonged exposure to moisture or road salts. These washers help support secure, vibration-resistant connections, contributing to the overall safety and reliability of your vehicle's assembly.

Installation & Fitment

Installing the ARP Washer Kits is straightforward and requires no special tools beyond standard hand tools. Simply place the washer between the fastener and the mounting surface, then tighten to the manufacturer's specified torque. The precise dimensions ensure compatibility with 7/16˝ fasteners and related hardware. No cutting, drilling, or additional modifications are necessary, making these washers a convenient upgrade or replacement part for your vehicle.

• Designed for easy installation with standard hand tools
• No special preparation or modifications required
• Suitable for use in various automotive assembly and repair tasks

What's Included

• Set of stainless steel washers with specified dimensions
• Manufactured and quality-checked by ARP for consistent performance

Ideal For

• Automotive enthusiasts performing custom builds or restorations
• Professionals seeking reliable, corrosion-resistant washers for vehicle assembly
• Anyone needing durable washers for accessory mounting or chassis hardware

Emissions Note

This product is designed for general automotive use and does not impact emissions or require legal compliance documentation. It is suitable for use in applications where corrosion resistance and reliable fastening are priorities.