Description
Header bolts are critical fasteners that experience extreme heat cycling and vibration in high-performance engines—standard bolts can loosen or fail, compromising seal integrity and power delivery. ARP’s stainless steel 6-point header bolts are engineered to withstand these conditions with superior corrosion resistance and consistent clamping force, ensuring your GM LS headers stay secure through years of aggressive driving. This complete 12-piece kit gives you everything needed for a professional-grade installation without compromise.
- Material: Stainless steel
- Finish: Polished
- Thread size: 8mm x 1.25
- Length: 0.984 inches
- Head type: Hex
- Quantity: Set of 12
- Fitment: GM LS-series engines
- Installation: Bolt-on






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