Percy's Seal-4-Good Header Gasket - BBF 429-460 Cobra Jet Oval Port — Fits Ford BB

SKU: FMTB_66054
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Percy's Seal-4-Good Exhaust Header Gaskets for Big Block Ford Cobra ...Read More

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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

Percy's Seal-4-Good Exhaust Header Gaskets for Big Block Ford Cobra Jet

Maximize the performance of your Big Block Ford (BBF) Cobra Jet engine with Percy's Seal-4-Good Exhaust Header Gaskets. These gaskets are specifically designed for the larger oval ports found on Cobra Jet heads, ensuring a perfect fit and a leak-free seal for these high-output engines.

Engineered for BBF Cobra Jet Performance:

  • Engine Application: Tailored for Big Block Ford 429-460 Cobra Jet engines.
  • Port Size: Features large 2.380 x 1.400 inch oval ports to accommodate high-flow exhaust setups.
  • Superior Material: Constructed from robust, multi-layered aluminum for outstanding durability and resistance to extreme heat and pressure.
  • Seal-4-Good Technology: Incorporates Percy's proven Seal-4-Good system to guarantee a reliable, leak-proof seal, essential for performance applications.
  • Package Includes: Sold as a pair, providing a complete solution for your header installation.

Exhaust leaks can severely impact the performance and efficiency of a powerful engine like the BBF Cobra Jet. Percy's Seal-4-Good gaskets are engineered to prevent these leaks, ensuring your engine breathes freely and produces maximum power. The multi-layered aluminum construction offers excellent conformability and blowout resistance, making them ideal for demanding racing and performance street applications. Trust Percy's High Performance for the ultimate sealing solution for your Ford muscle car.

Ensure peak performance for your BBF Cobra Jet with these premium header gaskets from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

Percy's Seal-4-Good Exhaust Header Gaskets for Big Block Ford Cobra Jet

Maximize the performance of your Big Block Ford (BBF) Cobra Jet engine with Percy's Seal-4-Good Exhaust Header Gaskets. These gaskets are specifically designed for the larger oval ports found on Cobra Jet heads, ensuring a perfect fit and a leak-free seal for these high-output engines.

Engineered for BBF Cobra Jet Performance:

  • Engine Application: Tailored for Big Block Ford 429-460 Cobra Jet engines.
  • Port Size: Features large 2.380 x 1.400 inch oval ports to accommodate high-flow exhaust setups.
  • Superior Material: Constructed from robust, multi-layered aluminum for outstanding durability and resistance to extreme heat and pressure.
  • Seal-4-Good Technology: Incorporates Percy's proven Seal-4-Good system to guarantee a reliable, leak-proof seal, essential for performance applications.
  • Package Includes: Sold as a pair, providing a complete solution for your header installation.

Exhaust leaks can severely impact the performance and efficiency of a powerful engine like the BBF Cobra Jet. Percy's Seal-4-Good gaskets are engineered to prevent these leaks, ensuring your engine breathes freely and produces maximum power. The multi-layered aluminum construction offers excellent conformability and blowout resistance, making them ideal for demanding racing and performance street applications. Trust Percy's High Performance for the ultimate sealing solution for your Ford muscle car.

Ensure peak performance for your BBF Cobra Jet with these premium header gaskets from GGCRACING.

Product Details

Product Description

Percy's Seal-4-Good Exhaust Header Gaskets for Big Block Ford Cobra Jet

Maximize the performance of your Big Block Ford (BBF) Cobra Jet engine with Percy's Seal-4-Good Exhaust Header Gaskets. These gaskets are specifically designed for the larger oval ports found on Cobra Jet heads, ensuring a perfect fit and a leak-free seal for these high-output engines.

Engineered for BBF Cobra Jet Performance:

  • Engine Application: Tailored for Big Block Ford 429-460 Cobra Jet engines.
  • Port Size: Features large 2.380 x 1.400 inch oval ports to accommodate high-flow exhaust setups.
  • Superior Material: Constructed from robust, multi-layered aluminum for outstanding durability and resistance to extreme heat and pressure.
  • Seal-4-Good Technology: Incorporates Percy's proven Seal-4-Good system to guarantee a reliable, leak-proof seal, essential for performance applications.
  • Package Includes: Sold as a pair, providing a complete solution for your header installation.

Exhaust leaks can severely impact the performance and efficiency of a powerful engine like the BBF Cobra Jet. Percy's Seal-4-Good gaskets are engineered to prevent these leaks, ensuring your engine breathes freely and produces maximum power. The multi-layered aluminum construction offers excellent conformability and blowout resistance, making them ideal for demanding racing and performance street applications. Trust Percy's High Performance for the ultimate sealing solution for your Ford muscle car.

Ensure peak performance for your BBF Cobra Jet with these premium header gaskets from GGCRACING.

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