ARP Hex Bolt Kits (621-1000)

The ARP Hex Bolt Kits (621-1000) are high-strength fasteners designed for demanding automotive, marine, and trailer applications. Made from ARP stainless steel, these bolts are rated at 170,000 psi, offering a significant safety margin over standard Grade 8 hardware. The kit includes 1/4-inch-20 SAE bolts available in hex head or 12-point styles, with various lengths and sizes to suit different needs. These bolts are engineered for durability, corrosion resistance, and maintenance-free performance, making them ideal for both professional and enthusiast use. Their robust construction ensures reliable clamping force and long-lasting performance in critical applications.

Suitable for a wide range of vehicles and equipment, these bolts are designed to fit applications requiring 1/4-inch-20 threads. They are versatile for use on cars, boats, trailers, and other machinery where high strength and corrosion resistance are essential. The kit provides a convenient solution for replacing or upgrading hardware, ensuring secure fastening in demanding environments. Installation is straightforward, with the bolts serving as direct replacements or upgrades for existing fasteners. These ARP stainless steel bolts are a reliable choice for maintaining safety and performance across various automotive and industrial projects.