ARP Header Bolt Kit for Chevy LS 1/4in Flange Hex Bolts

ARP Header Bolt Kit for Chevy LS – 1/4" Flange Hex Bolts ARP header bolt kit engineered for Chevy LS engines delivers reliable clamping force and corrosion resistance for exhaust headers, manifolds and turbo flanges. These 1/4" flange hex bolts are precision-manufactured to ARP's exacting standards for fit, strength and longevity. Perfect fit for Chevy LS engines — designed to match factory header bolt locations and thread specs. High-strength construction for consistent torque and vibration resistance under high‑temperature exhaust conditions. Flange head design eliminates need for washers and provides even load distribution. Corrosion-resistant finish improves durability in harsh underhood environments. Includes the correct quantity of bolts for a complete header installation (check fitment for specific LS models). Upgrade your exhaust hardware with ARP quality to ensure leak-free joints and long-term performance. Ideal for performance builds, replacement hardware and engine rebuilds.