APR Big Block Chevy 409 Head Bolt Kit

BB Chevy 409 Head Bolt Kit

The BB Chevy 409 Head Bolt Kit delivers the extreme strength and reliability needed to secure your cylinder heads under high-performance conditions. Engineered by ARP from premium 8740 chrome moly alloy, these High Performance Series fasteners are much stronger than OEM hardware, preventing cylinder head lifting and ensuring a perfect combustion seal.

Key Features

• Premium 8740 chrome moly steel construction
• Tough black oxide finish for corrosion resistance
• Traditional hex head design with wide area flanged head
• Significantly exceeds standard OEM tensile strength ratings

Fitment

• Big Block Chevrolet 409 cubic inch V8 engines

Note: Please verify your specific cylinder head manufacturer and block requirements to ensure correct fitment before ordering.