APR Big Block Chevy SS 12pt Header Bolt Kit

BB Chevy SS 12pt Header Bolt Kit

The BB Chevy SS 12pt Header Bolt Kit delivers the high-strength fastening power needed to keep your exhaust headers securely sealed to the cylinder heads. Manufactured by ARP from premium stainless steel, these fasteners offer exceptional corrosion resistance and a compact 12-point head design for easy wrenching in tight spaces.

Key Features

• High-tensile strength rated up to 170,000 psi
• Premium ARP stainless steel construction for ultimate durability
• Compact 12-point head style maximizes tool clearance
• Excellent corrosion and heat resistance for demanding exhaust environments

Fitment

• Big Block Chevrolet V8 engines (396, 427, 454, 502, etc.)
• Compatible with standard aftermarket headers and cylinder heads requiring 3/8-inch fasteners

Note: Please verify your specific cylinder head flange thickness and thread requirements before purchasing to ensure proper thread engagement.