ARP Studs

5/16-24 X 3.000 Water Pump Pulley Stud Kit

Part #: 100-3209

Overview

The ARP Studs (100-3209) are high-quality, professional-grade fasteners designed to provide reliable and durable mounting solutions for your vehicle's water pump pulley. Manufactured by ARP, a trusted name in high-performance fasteners, these studs are engineered to withstand the demanding conditions of racing and spirited driving. Whether you're restoring a classic or upgrading your performance setup, these studs ensure a secure fit and long-lasting performance.

Ideal for enthusiasts seeking to enhance the reliability of their water pump assembly, these studs help maintain proper pulley alignment and securement under high loads. Their robust construction ensures they can handle the tremendous acceleration shock loads and lateral forces encountered during aggressive driving or racing applications. With ARP's reputation for quality and precision, you can trust these studs to deliver consistent, high-performance results.

Key Features

ARP Studs (100-3209) are crafted from premium-grade materials to ensure strength, durability, and corrosion resistance. The studs are made from heat-treated 8740 chromoly steel, a material renowned for its excellent tensile strength and toughness. Nominally rated at 190,000 psi tensile strength, these studs provide a significant upgrade over stock fasteners, offering peace of mind during high-stress conditions.

• Manufactured from heat-treated 8740 chromoly steel for maximum strength and durability
• Cadmium plated finish provides corrosion resistance and enhanced durability
• Designed with a 5/16-24 thread size and 3.000-inch length for versatile application
• Engineered to handle tremendous acceleration shock loads and lateral forces common in racing
• Precision-machined to ensure proper fitment and consistent performance
• Suitable for a wide range of applications requiring high-strength pulley fasteners
• Manufactured to ARP's strict quality standards for reliability and safety

Construction & Design

The ARP studs are meticulously crafted from 8740 chromoly steel, a material chosen for its exceptional strength-to-weight ratio and resilience under extreme conditions. The studs undergo a proprietary heat-treating process to achieve a tensile strength rating of approximately 190,000 psi, ensuring they can withstand the intense forces encountered during high-performance driving. The cadmium plating not only enhances corrosion resistance but also provides a smooth, low-friction surface for easier installation and removal.

The precise threading and machining ensure a perfect fit with OEM or aftermarket pulleys, reducing the risk of stripping or failure. The 3.000-inch length offers compatibility with various pulley configurations, making these studs a versatile upgrade for many applications. Their robust design ensures they remain secure even under the most demanding conditions, providing consistent performance and peace of mind.

Installation & Fitment

The ARP Studs (100-3209) are designed for straightforward, bolt-on installation. They thread directly into the water pump or pulley mounting points, replacing the original fasteners. No special tools or modifications are typically required, making installation quick and hassle-free for experienced technicians or DIY enthusiasts. It is recommended to use ARP's assembly lubricants and thread lockers as specified in their installation instructions to ensure optimal torque and secure fitment.

• Easy bolt-on installation with standard hand tools
• No cutting, drilling, or special modifications needed
• Ensure proper torque specifications for maximum holding strength

What's Included

• Set of ARP Studs (100-3209) – 5/16-24 x 3.000 inches
• Installation instructions (if provided)

Ideal For

• Performance enthusiasts upgrading pulley fasteners
• Racing applications requiring high-strength fasteners
• Restorations or repairs where OEM fasteners are worn or damaged
• Anyone seeking reliable, durable fasteners for high-stress engine components