Clevite77 Valve Cover Gasket Set .250 Thick Cork/Fiber — Fits Buick V8 400/430/455

SKU: BBKS_VS50828
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About Clevite77 Clevite77 engineers high-quality automotive parts and accessories trusted ...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

About Clevite77

Clevite77 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Clevite77 lineup with fast shipping and expert fitment support — order with confidence.

Reliable Sealing for Buick Big Block Engines

Keep your Buick V8 400, 430, or 455 engine running clean with the Clevite77 .250-inch Thick Valve Cover Gasket Set. Buick big blocks are known for their massive torque, and these gaskets are built to handle the heat and pressure generated by these legendary powerplants. The .250-inch thickness provides excellent cushioning, ensuring a leak-free seal even on older stamped steel covers that may have seen some wear over the years.

Why Choose Clevite77?

  • Material: Premium Cork/Fiber blend for superior oil resistance.
  • Thickness: .250 inch provides extra sealing surface and clearance.
  • Fitment: Precision-engineered for Buick 400, 430, and 455 V8 engines.
  • Durability: Designed to resist heat-induced cracking and oil seepage.
  • Value: Complete pair included for a full engine service.

Whether you are restoring a classic muscle car or building a high-torque street cruiser, these gaskets offer the perfect balance of flexibility and durability. The cork/fiber material is specifically chosen for its ability to conform to the sealing surface, compensating for minor imperfections that can lead to leaks in lesser-quality gaskets. Ensure your Buick engine remains in top condition with these high-quality sealing solutions from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Clevite77

Clevite77 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Clevite77 lineup with fast shipping and expert fitment support — order with confidence.

Reliable Sealing for Buick Big Block Engines

Keep your Buick V8 400, 430, or 455 engine running clean with the Clevite77 .250-inch Thick Valve Cover Gasket Set. Buick big blocks are known for their massive torque, and these gaskets are built to handle the heat and pressure generated by these legendary powerplants. The .250-inch thickness provides excellent cushioning, ensuring a leak-free seal even on older stamped steel covers that may have seen some wear over the years.

Why Choose Clevite77?

  • Material: Premium Cork/Fiber blend for superior oil resistance.
  • Thickness: .250 inch provides extra sealing surface and clearance.
  • Fitment: Precision-engineered for Buick 400, 430, and 455 V8 engines.
  • Durability: Designed to resist heat-induced cracking and oil seepage.
  • Value: Complete pair included for a full engine service.

Whether you are restoring a classic muscle car or building a high-torque street cruiser, these gaskets offer the perfect balance of flexibility and durability. The cork/fiber material is specifically chosen for its ability to conform to the sealing surface, compensating for minor imperfections that can lead to leaks in lesser-quality gaskets. Ensure your Buick engine remains in top condition with these high-quality sealing solutions from GGCRACING.

Product Details

Product Description

About Clevite77

Clevite77 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Clevite77 lineup with fast shipping and expert fitment support — order with confidence.

Reliable Sealing for Buick Big Block Engines

Keep your Buick V8 400, 430, or 455 engine running clean with the Clevite77 .250-inch Thick Valve Cover Gasket Set. Buick big blocks are known for their massive torque, and these gaskets are built to handle the heat and pressure generated by these legendary powerplants. The .250-inch thickness provides excellent cushioning, ensuring a leak-free seal even on older stamped steel covers that may have seen some wear over the years.

Why Choose Clevite77?

  • Material: Premium Cork/Fiber blend for superior oil resistance.
  • Thickness: .250 inch provides extra sealing surface and clearance.
  • Fitment: Precision-engineered for Buick 400, 430, and 455 V8 engines.
  • Durability: Designed to resist heat-induced cracking and oil seepage.
  • Value: Complete pair included for a full engine service.

Whether you are restoring a classic muscle car or building a high-torque street cruiser, these gaskets offer the perfect balance of flexibility and durability. The cork/fiber material is specifically chosen for its ability to conform to the sealing surface, compensating for minor imperfections that can lead to leaks in lesser-quality gaskets. Ensure your Buick engine remains in top condition with these high-quality sealing solutions from GGCRACING.

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