KB Hypereutectic Pistons 4.040 Bore Flat Top Piston Set — Fits Small Block Mopar

SKU: BJDT_KB107.040
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About KB Hypereutectic Pistons KB Hypereutectic Pistons engineers high-quality automotive ...Read More

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Sale price$371.67
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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 KB Hypereutectic Pistons

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

Precision-Engineered KB Hypereutectic Pistons for SBM

Take your Small Block Mopar engine build to the next level with this set of eight KB Hypereutectic flat top pistons. Specifically machined for a 4.040-inch bore, these pistons are the perfect choice for an overbore rebuild, offering a -5cc volume for optimal combustion chamber efficiency.

Key Features and Benefits

  • Bore Size: 4.040 inches
  • Design: Flat Top
  • Volume: -5.00 cc
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced hypereutectic alloy

KB Hypereutectic pistons are renowned for their strength and heat resistance. By utilizing a high-silicon alloy, these pistons minimize thermal expansion, which allows for tighter tolerances. This engineering advantage leads to superior ring seal, reduced blow-by, and increased longevity for your engine. Whether you are building a reliable street machine or a competitive track engine, these pistons provide the stability required for high-RPM performance.

The flat top design ensures even flame propagation across the combustion chamber, helping you maximize power output while maintaining engine reliability. These pistons are designed to drop into your Small Block Mopar block with ease, making them a favorite among engine builders who prioritize quality and performance. Experience the difference in your next build with high-quality components from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About KB Hypereutectic Pistons

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

Precision-Engineered KB Hypereutectic Pistons for SBM

Take your Small Block Mopar engine build to the next level with this set of eight KB Hypereutectic flat top pistons. Specifically machined for a 4.040-inch bore, these pistons are the perfect choice for an overbore rebuild, offering a -5cc volume for optimal combustion chamber efficiency.

Key Features and Benefits

  • Bore Size: 4.040 inches
  • Design: Flat Top
  • Volume: -5.00 cc
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced hypereutectic alloy

KB Hypereutectic pistons are renowned for their strength and heat resistance. By utilizing a high-silicon alloy, these pistons minimize thermal expansion, which allows for tighter tolerances. This engineering advantage leads to superior ring seal, reduced blow-by, and increased longevity for your engine. Whether you are building a reliable street machine or a competitive track engine, these pistons provide the stability required for high-RPM performance.

The flat top design ensures even flame propagation across the combustion chamber, helping you maximize power output while maintaining engine reliability. These pistons are designed to drop into your Small Block Mopar block with ease, making them a favorite among engine builders who prioritize quality and performance. Experience the difference in your next build with high-quality components from GGCRACING.

Product Details

Product Description

About KB Hypereutectic Pistons

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

Precision-Engineered KB Hypereutectic Pistons for SBM

Take your Small Block Mopar engine build to the next level with this set of eight KB Hypereutectic flat top pistons. Specifically machined for a 4.040-inch bore, these pistons are the perfect choice for an overbore rebuild, offering a -5cc volume for optimal combustion chamber efficiency.

Key Features and Benefits

  • Bore Size: 4.040 inches
  • Design: Flat Top
  • Volume: -5.00 cc
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced hypereutectic alloy

KB Hypereutectic pistons are renowned for their strength and heat resistance. By utilizing a high-silicon alloy, these pistons minimize thermal expansion, which allows for tighter tolerances. This engineering advantage leads to superior ring seal, reduced blow-by, and increased longevity for your engine. Whether you are building a reliable street machine or a competitive track engine, these pistons provide the stability required for high-RPM performance.

The flat top design ensures even flame propagation across the combustion chamber, helping you maximize power output while maintaining engine reliability. These pistons are designed to drop into your Small Block Mopar block with ease, making them a favorite among engine builders who prioritize quality and performance. Experience the difference in your next build with high-quality components from GGCRACING.

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