KB Hypereutectic Pistons SBC Flat Top 4.060 Bore Piston Set — Fits Small Block Chevy

SKU: BJDT_KB120.060
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About KB Hypereutectic Pistons KB Hypereutectic Pistons engineers high-quality automotive ...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 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.

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KB Hypereutectic 4.060 Bore Pistons for SBC Builds

When your Small Block Chevy requires a 4.060-inch overbore, this set of KB Hypereutectic flat top pistons provides the perfect balance of performance and durability. These pistons are manufactured using a high-silicon alloy, which allows for tighter clearances and superior thermal expansion control compared to standard cast pistons, ensuring your engine runs smoother and lasts longer.

Key Features and Specs

  • Bore Size: 4.060 inches
  • Piston Style: Flat Top (-7cc)
  • Ring Grooves: 5/64 x 5/64 x 3/16 inch
  • Material: High-Silicon Hypereutectic
  • Set Includes: 8 Pistons

The -7cc dish-less design helps maintain a consistent compression ratio, making these an excellent choice for street-strip applications where reliability is paramount. The hypereutectic construction reduces the risk of piston scuffing and ring land failure, providing peace of mind during high-RPM operation. Each piston is precision-machined to ensure a perfect fit in your bored block, promoting excellent ring seal and reduced blow-by. By choosing KB Hypereutectic pistons, you are investing in a proven design that has powered countless SBC builds to success. Whether you are restoring a classic or building a high-performance engine, these pistons offer the structural integrity required for your project. Find all the parts you need for your next engine build at 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.

Watch in action

KB Hypereutectic 4.060 Bore Pistons for SBC Builds

When your Small Block Chevy requires a 4.060-inch overbore, this set of KB Hypereutectic flat top pistons provides the perfect balance of performance and durability. These pistons are manufactured using a high-silicon alloy, which allows for tighter clearances and superior thermal expansion control compared to standard cast pistons, ensuring your engine runs smoother and lasts longer.

Key Features and Specs

  • Bore Size: 4.060 inches
  • Piston Style: Flat Top (-7cc)
  • Ring Grooves: 5/64 x 5/64 x 3/16 inch
  • Material: High-Silicon Hypereutectic
  • Set Includes: 8 Pistons

The -7cc dish-less design helps maintain a consistent compression ratio, making these an excellent choice for street-strip applications where reliability is paramount. The hypereutectic construction reduces the risk of piston scuffing and ring land failure, providing peace of mind during high-RPM operation. Each piston is precision-machined to ensure a perfect fit in your bored block, promoting excellent ring seal and reduced blow-by. By choosing KB Hypereutectic pistons, you are investing in a proven design that has powered countless SBC builds to success. Whether you are restoring a classic or building a high-performance engine, these pistons offer the structural integrity required for your project. Find all the parts you need for your next engine build at 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.

Watch in action

KB Hypereutectic 4.060 Bore Pistons for SBC Builds

When your Small Block Chevy requires a 4.060-inch overbore, this set of KB Hypereutectic flat top pistons provides the perfect balance of performance and durability. These pistons are manufactured using a high-silicon alloy, which allows for tighter clearances and superior thermal expansion control compared to standard cast pistons, ensuring your engine runs smoother and lasts longer.

Key Features and Specs

  • Bore Size: 4.060 inches
  • Piston Style: Flat Top (-7cc)
  • Ring Grooves: 5/64 x 5/64 x 3/16 inch
  • Material: High-Silicon Hypereutectic
  • Set Includes: 8 Pistons

The -7cc dish-less design helps maintain a consistent compression ratio, making these an excellent choice for street-strip applications where reliability is paramount. The hypereutectic construction reduces the risk of piston scuffing and ring land failure, providing peace of mind during high-RPM operation. Each piston is precision-machined to ensure a perfect fit in your bored block, promoting excellent ring seal and reduced blow-by. By choosing KB Hypereutectic pistons, you are investing in a proven design that has powered countless SBC builds to success. Whether you are restoring a classic or building a high-performance engine, these pistons offer the structural integrity required for your project. Find all the parts you need for your next engine build at GGCRACING.

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