Sealed Power Moly Piston Ring Set 4.250 Bore — Performance 8-Cylinder

SKU: BDBR_E553K
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Sale price$131.99
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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.

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High-Performance Moly Rings for 4.250 Bore Engines

The Sealed Power Moly Piston Ring Set (E553K) is the ultimate choice for builders looking to maximize the efficiency and power of their 8-cylinder engines. Engineered for a 4.250-inch bore, these performance-grade rings feature a moly-filled design that excels in high-heat and high-stress environments. By providing a harder, more wear-resistant surface, these rings ensure that your engine maintains peak performance over a longer service life.

Why Choose Sealed Power Moly Rings?

  • Advanced Materials: Steel rings with moly facing for reduced friction.
  • Bore Compatibility: Exact fit for 4.250-inch cylinder bores.
  • Ring Thickness: 5/64 x 5/64 x 3/16 inch for robust sealing.
  • Performance Ready: Designed for drop-in installation.
  • Standard Tension: Optimized for consistent oil film management.

Moly-faced rings are widely recognized in the racing and performance community for their ability to seat quickly and provide a superior seal against combustion gases. This reduces oil consumption and blow-by, allowing your engine to run cleaner and stronger. Whether you are rebuilding a classic muscle car engine or upgrading a performance block, these rings offer the reliability and precision you need. The drop-in design means you spend less time filing and more time driving. Invest in the longevity of your engine with high-quality components that stand up to the rigors of high-performance use. Get your engine parts delivered fast from 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

High-Performance Moly Rings for 4.250 Bore Engines

The Sealed Power Moly Piston Ring Set (E553K) is the ultimate choice for builders looking to maximize the efficiency and power of their 8-cylinder engines. Engineered for a 4.250-inch bore, these performance-grade rings feature a moly-filled design that excels in high-heat and high-stress environments. By providing a harder, more wear-resistant surface, these rings ensure that your engine maintains peak performance over a longer service life.

Why Choose Sealed Power Moly Rings?

  • Advanced Materials: Steel rings with moly facing for reduced friction.
  • Bore Compatibility: Exact fit for 4.250-inch cylinder bores.
  • Ring Thickness: 5/64 x 5/64 x 3/16 inch for robust sealing.
  • Performance Ready: Designed for drop-in installation.
  • Standard Tension: Optimized for consistent oil film management.

Moly-faced rings are widely recognized in the racing and performance community for their ability to seat quickly and provide a superior seal against combustion gases. This reduces oil consumption and blow-by, allowing your engine to run cleaner and stronger. Whether you are rebuilding a classic muscle car engine or upgrading a performance block, these rings offer the reliability and precision you need. The drop-in design means you spend less time filing and more time driving. Invest in the longevity of your engine with high-quality components that stand up to the rigors of high-performance use. Get your engine parts delivered fast from 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

High-Performance Moly Rings for 4.250 Bore Engines

The Sealed Power Moly Piston Ring Set (E553K) is the ultimate choice for builders looking to maximize the efficiency and power of their 8-cylinder engines. Engineered for a 4.250-inch bore, these performance-grade rings feature a moly-filled design that excels in high-heat and high-stress environments. By providing a harder, more wear-resistant surface, these rings ensure that your engine maintains peak performance over a longer service life.

Why Choose Sealed Power Moly Rings?

  • Advanced Materials: Steel rings with moly facing for reduced friction.
  • Bore Compatibility: Exact fit for 4.250-inch cylinder bores.
  • Ring Thickness: 5/64 x 5/64 x 3/16 inch for robust sealing.
  • Performance Ready: Designed for drop-in installation.
  • Standard Tension: Optimized for consistent oil film management.

Moly-faced rings are widely recognized in the racing and performance community for their ability to seat quickly and provide a superior seal against combustion gases. This reduces oil consumption and blow-by, allowing your engine to run cleaner and stronger. Whether you are rebuilding a classic muscle car engine or upgrading a performance block, these rings offer the reliability and precision you need. The drop-in design means you spend less time filing and more time driving. Invest in the longevity of your engine with high-quality components that stand up to the rigors of high-performance use. Get your engine parts delivered fast from GGCRACING.

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