ARP Hex Bolt Kits (621-4250)

The ARP Hex Bolt Kit (621-4250) is a high-strength fastener set designed for demanding automotive, marine, and trailer applications. Crafted from 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 with hex heads, available in various lengths and styles 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 under demanding conditions.

Suitable for a wide range of vehicles and equipment, these bolts are compatible with applications requiring 1/4-inch-20 thread size fasteners. They are designed for easy installation as direct replacements or upgrades on cars, boats, trailers, and other machinery. The kit provides a convenient supply of high-quality bolts for ongoing maintenance or emergency repairs. Whether used on chassis, engine components, or structural parts, these ARP stainless steel bolts deliver enhanced strength and reliability, ensuring secure fastening in critical applications.