Ensure secure engine assembly with ARP's black hex header bolts designed for precision and durability. Measuring 3/8"-16 x 1.00", these bolts provide a reliable fit using a 5/16" wrench, delivering consistent torque for high-performance applications. Discover why these bolts are essential for maintaining engine integrity.

Ensure a secure, vibration-resistant header connection with this ARP bolt kit featuring a 1/4" wide hex head flange for maximum torque application. Weighing just 0.29 kg, it offers durable strength without excess bulk. Explore how these precision-engineered fasteners improve engine reliability.

Ensure a secure, durable connection for your engine headers with this precision-engineered stud kit. Featuring 12 pieces of 3/8 UNC threaded studs at a 1.670" overall length, it provides consistent fitment and strength for reliable performance. Discover the difference exact specifications make in your fabrication needs.

Ensure secure engine header installation with these 3/8-16 3/4" hex head bolts, engineered for precise fit and durability. Each pack includes 12 black-coated bolts designed to resist corrosion and maintain tightness under high temperatures. Discover how these bolts enhance your engine assembly reliability.