Sealed Power Main Bearing Set 0.030 Undersize — Fits Pontiac V8 Engines

SKU: BDBR_4040M30
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Sale price$162.99
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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 Sealed Power

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

Watch in action

Premium Engine Rebuild Components

Ensure your Pontiac V8 engine rebuild meets factory specifications with this Sealed Power Main Bearing Set. Engineered for high-load environments, these 0.030 undersize bearings are essential for engines with machined crankshafts, providing the exact oil clearance required for optimal lubrication and thermal management. Sealed Power is a trusted industry leader, utilizing advanced tri-metal construction to minimize friction and prevent premature wear during high-RPM operation.

Technical Specifications & Benefits

  • Precision-engineered for Pontiac V8 applications
  • 0.030 inch undersize for machined crankshaft journals
  • High-load capacity tri-metal alloy composition
  • Enhanced oil film retention for reduced friction
  • Direct fitment for reliable, long-lasting performance

Whether you are performing a street-strip build or a classic restoration, these bearings offer the consistency and durability needed to maintain oil pressure and engine longevity. Proper installation is critical to achieving the intended clearance and preventing catastrophic failure. Trust the quality of Sealed Power components to keep your engine running smooth. Find these and other performance engine parts at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Sealed Power

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

Watch in action

Premium Engine Rebuild Components

Ensure your Pontiac V8 engine rebuild meets factory specifications with this Sealed Power Main Bearing Set. Engineered for high-load environments, these 0.030 undersize bearings are essential for engines with machined crankshafts, providing the exact oil clearance required for optimal lubrication and thermal management. Sealed Power is a trusted industry leader, utilizing advanced tri-metal construction to minimize friction and prevent premature wear during high-RPM operation.

Technical Specifications & Benefits

  • Precision-engineered for Pontiac V8 applications
  • 0.030 inch undersize for machined crankshaft journals
  • High-load capacity tri-metal alloy composition
  • Enhanced oil film retention for reduced friction
  • Direct fitment for reliable, long-lasting performance

Whether you are performing a street-strip build or a classic restoration, these bearings offer the consistency and durability needed to maintain oil pressure and engine longevity. Proper installation is critical to achieving the intended clearance and preventing catastrophic failure. Trust the quality of Sealed Power components to keep your engine running smooth. Find these and other performance engine parts at GGCRACING.

Product Details

Product Description

About Sealed Power

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

Watch in action

Premium Engine Rebuild Components

Ensure your Pontiac V8 engine rebuild meets factory specifications with this Sealed Power Main Bearing Set. Engineered for high-load environments, these 0.030 undersize bearings are essential for engines with machined crankshafts, providing the exact oil clearance required for optimal lubrication and thermal management. Sealed Power is a trusted industry leader, utilizing advanced tri-metal construction to minimize friction and prevent premature wear during high-RPM operation.

Technical Specifications & Benefits

  • Precision-engineered for Pontiac V8 applications
  • 0.030 inch undersize for machined crankshaft journals
  • High-load capacity tri-metal alloy composition
  • Enhanced oil film retention for reduced friction
  • Direct fitment for reliable, long-lasting performance

Whether you are performing a street-strip build or a classic restoration, these bearings offer the consistency and durability needed to maintain oil pressure and engine longevity. Proper installation is critical to achieving the intended clearance and preventing catastrophic failure. Trust the quality of Sealed Power components to keep your engine running smooth. Find these and other performance engine parts at GGCRACING.

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