20 Pack 100-1110 1001110 Header Bolts with 3/8-16 UNC Hex Style Heads, Chrome Moly Steel, Zinc Galvanised Silver Finish, Design for Automotive & Industrial&Big Block Chevy(BBC), Ford V8 Use

Why settle for standard hardware when your engine demands peak performance? Our 100-1110 compatible flange bolts are engineered to deliver exceptional strength and repeatable clamping force. Made from high-grade Chrome Moly Steel, these bolts are designed to withstand the extreme pressures and temperatures found in racing and high-performance street engines, giving you peace of mind with every turn of the wrench. Key Features at a Glance: Base Specification: 100-1110 / 1001110 Compatible Style: hex standard thread bolts Thread Size: 3/8-16 (Coarse Thread) Material: Chromoly Steel, Heat Treated Finish: corrosion resistance and accurate torque loading Quantity: 20 Pieces included

• The 100-1110 and 1001110 bolts feature hex-style heads and anti slip teeth pattern for easy installation and removal，Suitable for a wide range of automotive, motorcycle, Big Block Chevy, Ford V8, and industrial applications
• SUPERIOR BUILD: Made from high-quality chrome moly steel with Zinc Galvanised Silver Finish for maximum strength and rust resistance.Delivers lasting durability and shine in high-heat, high-vibration engine environments
• SIZE AND PACKAGE:20 PCS 3/8"-16 UNC, 1.00" UHL standard thread bolts with 20 PCS premium-quality Washers enough for most block engines configurations, without additional parts required for repair or replacement.
• PRECISE FITMENT: Designed to meet OEM 3/8"-16 UNC exhaust header mounting holes specifications. Ensuring a proper fit and optimal performance.
• Grade 8 performance you can trust — These header bolts offer balanced tensile strength and reliability, ideal for sealing aftermarket headers to iron cylinder heads without stretching or loosening over time.