Header Bolt Kit - 6pt. 10mm-1.25 x 25mm (16)

The Header Bolt Kit - 6pt. 10mm-1.25 x 25mm (16) from STAGE 8 FASTENERS is designed for engine builders, mechanics, and powersports enthusiasts who require reliable fastening solutions under demanding conditions. These header bolts are essential for securing exhaust manifolds and headers to engine blocks, where they face challenges from temperature fluctuations and vibrations.

This 16-piece kit features a 6-point head design, which offers superior grip geometry compared to 12-point alternatives, minimizing the risk of rounding and ensuring consistent torque transfer. The bolts are made from specialized alloy steel and undergo proprietary heat treatment processes to enhance their tensile strength and fatigue resistance, making them suitable for various automotive and powersports applications.

Ideal for street performance engines, drag racing platforms, marine applications, and off-road vehicles, this header bolt kit is engineered to withstand the rigors of high-temperature environments. It is important to ensure compatibility with specific engine configurations to maximize performance and reliability.