BBK Exhaust Header Bolt Kit 8mm x 1.25 x 30mm (16-Pack) — Fits Ford Modular 4.6/5.4

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SKU: BBK1624

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About BBK

BBK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full BBK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Secure Your Headers with BBK Quality

Ensure a reliable and leak-free header installation with the BBK Exhaust Header Bolt Kit. Designed specifically for Ford Modular 4.6L and 5.4L engines, this 16-piece kit provides the hardware necessary to secure your headers to the cylinder head with confidence. When installing new performance headers, using high-quality hardware is essential to prevent loosening, gasket failure, and exhaust leaks.

Kit Specifications

  • Size: 8mm x 1.25 thread pitch, 30mm length.
  • Quantity: 16 bolts included, perfect for a full engine set.
  • Compatibility: Engineered for Ford Modular 4.6L and 5.4L engines found in Mustang, F-150, and Crown Victoria models.
  • Durability: High-strength materials designed to withstand the extreme heat cycles of high-performance engines.

Don't let cheap or worn-out hardware compromise your performance upgrades. These BBK bolts are the industry standard for ensuring your headers stay tight and sealed, even under the most demanding driving conditions. Whether you are performing a full engine build or just replacing a set of headers, this bolt kit provides the peace of mind that your exhaust system is properly secured. Trust in the precision and quality of BBK hardware for your next project. Get your essential engine components at GGCRACING.

…and 24 additional fitments. Contact us to confirm yours.

About BBK

BBK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full BBK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Secure Your Headers with BBK Quality

Ensure a reliable and leak-free header installation with the BBK Exhaust Header Bolt Kit. Designed specifically for Ford Modular 4.6L and 5.4L engines, this 16-piece kit provides the hardware necessary to secure your headers to the cylinder head with confidence. When installing new performance headers, using high-quality hardware is essential to prevent loosening, gasket failure, and exhaust leaks.

Kit Specifications

  • Size: 8mm x 1.25 thread pitch, 30mm length.
  • Quantity: 16 bolts included, perfect for a full engine set.
  • Compatibility: Engineered for Ford Modular 4.6L and 5.4L engines found in Mustang, F-150, and Crown Victoria models.
  • Durability: High-strength materials designed to withstand the extreme heat cycles of high-performance engines.

Don't let cheap or worn-out hardware compromise your performance upgrades. These BBK bolts are the industry standard for ensuring your headers stay tight and sealed, even under the most demanding driving conditions. Whether you are performing a full engine build or just replacing a set of headers, this bolt kit provides the peace of mind that your exhaust system is properly secured. Trust in the precision and quality of BBK hardware for your next project. Get your essential engine components at GGCRACING.

…and 24 additional fitments. Contact us to confirm yours.

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