ARP 1/2-13 x 4.25-inch Black Oxide Bolts for Automotive Applications

ARP 1/2-13 x 4.250 12pt black oxide bolts

The ARP 627-4250 black oxide bolts are designed for high-performance automotive use, providing durability and corrosion resistance. With a diameter of 1/2 inch and a length of 4.25 inches, these bolts are ideal for a variety of engine and chassis applications where strength and reliability are critical. The black oxide finish offers enhanced corrosion protection and a sleek appearance, making them suitable for both professional and enthusiast installations. These bolts are engineered to meet the demanding requirements of automotive assembly, ensuring secure fastening and long-lasting performance.
This product is compatible with a wide range of vehicles, including popular makes and models such as Ford, Chevrolet, Dodge, Toyota, Honda, and Nissan, among others. Specifically, fitment includes vehicles requiring 1/2-inch diameter bolts with a 4.25-inch length for various mounting and assembly points. Whether you're upgrading your engine components or performing a custom build, these ARP bolts provide a reliable solution for securing critical parts.
Each bolt features a 12-point head design, facilitating easy installation with standard tools and providing a secure grip during tightening. The bolts are manufactured with precision thread pitch to ensure proper engagement and torque retention. As a non-CARB compliant product, these bolts are intended for off-road or racing applications, and they are not approved for street use where emissions regulations apply. The ARP black oxide bolts are also Prop 65 compliant, ensuring safety and regulatory adherence for California customers. Trust ARP for quality hardware that meets the rigorous standards of automotive performance and durability.

Features:

• Diameter: 1/2 inch (13 threads per inch)

• Length: 4.25 inches

• Finish: Black oxide for corrosion resistance

• Head Type: 12-point for easy installation

• Material: High-strength alloy designed for automotive use

• Application: Suitable for engine, chassis, and suspension components

• Compatibility: Fits vehicles requiring 1/2-inch bolts with 4.25-inch length, including Ford, Chevrolet, Dodge, Toyota, Honda, Nissan, and more