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

SKU: BJDT_KB120.040
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About KB Hypereutectic Pistons KB Hypereutectic Pistons engineers high-quality automotive ...Read More

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Sale price$334.15
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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 Pistons for 4.040 Bore SBC

Upgrade your Small Block Chevy with this high-quality set of KB Hypereutectic flat top pistons. Designed for a 4.040-inch bore, these pistons are the perfect solution for your next engine block machine work or rebuild. By utilizing advanced hypereutectic alloy, these pistons provide a significant strength advantage over traditional cast pistons, offering better resistance to detonation and heat.

Engineered for Performance

  • Bore Size: 4.040 inches
  • Piston Design: Flat Top (-7cc)
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced Hypereutectic Alloy
  • Application: Small Block Chevy (SBC)

The -7cc flat top design is optimized to maintain efficient combustion chamber dynamics, helping you achieve your desired compression ratio. These pistons are built to withstand the rigors of high-performance street use, offering excellent dimensional stability under varying thermal loads. The precise ring groove machining ensures optimal ring seating, which is critical for maintaining cylinder pressure and minimizing oil consumption. With a complete set of eight, you have everything needed to complete your bottom-end assembly with confidence. Whether you are building a classic muscle car engine or a modern street machine, these pistons deliver the reliability you need. Enhance your engine's efficiency and power with top-tier 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 Pistons for 4.040 Bore SBC

Upgrade your Small Block Chevy with this high-quality set of KB Hypereutectic flat top pistons. Designed for a 4.040-inch bore, these pistons are the perfect solution for your next engine block machine work or rebuild. By utilizing advanced hypereutectic alloy, these pistons provide a significant strength advantage over traditional cast pistons, offering better resistance to detonation and heat.

Engineered for Performance

  • Bore Size: 4.040 inches
  • Piston Design: Flat Top (-7cc)
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced Hypereutectic Alloy
  • Application: Small Block Chevy (SBC)

The -7cc flat top design is optimized to maintain efficient combustion chamber dynamics, helping you achieve your desired compression ratio. These pistons are built to withstand the rigors of high-performance street use, offering excellent dimensional stability under varying thermal loads. The precise ring groove machining ensures optimal ring seating, which is critical for maintaining cylinder pressure and minimizing oil consumption. With a complete set of eight, you have everything needed to complete your bottom-end assembly with confidence. Whether you are building a classic muscle car engine or a modern street machine, these pistons deliver the reliability you need. Enhance your engine's efficiency and power with top-tier 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 Pistons for 4.040 Bore SBC

Upgrade your Small Block Chevy with this high-quality set of KB Hypereutectic flat top pistons. Designed for a 4.040-inch bore, these pistons are the perfect solution for your next engine block machine work or rebuild. By utilizing advanced hypereutectic alloy, these pistons provide a significant strength advantage over traditional cast pistons, offering better resistance to detonation and heat.

Engineered for Performance

  • Bore Size: 4.040 inches
  • Piston Design: Flat Top (-7cc)
  • Ring Configuration: 5/64 x 5/64 x 3/16 inch
  • Material: Advanced Hypereutectic Alloy
  • Application: Small Block Chevy (SBC)

The -7cc flat top design is optimized to maintain efficient combustion chamber dynamics, helping you achieve your desired compression ratio. These pistons are built to withstand the rigors of high-performance street use, offering excellent dimensional stability under varying thermal loads. The precise ring groove machining ensures optimal ring seating, which is critical for maintaining cylinder pressure and minimizing oil consumption. With a complete set of eight, you have everything needed to complete your bottom-end assembly with confidence. Whether you are building a classic muscle car engine or a modern street machine, these pistons deliver the reliability you need. Enhance your engine's efficiency and power with top-tier components from GGCRACING.

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