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Versatile 2305-4040 383 Small Block Chevy Fx Series -21cc Dish Top Sbc 23 Degree Forged Piston Set 4.040 Inch Bore Pin Dia.: 0.927" Comp Height: 1.425" Holiday Edition [o8pVzebK]

$55.99 $179.99 -69%

2305-4040 383 Small Block Chevy FX Series PistonsIntroducing the 2305-4040 383 Small Block Chevy FX Series Pistons, designed for high-performance engines. This set features a 21cc Dish Top design, offering exceptional combustion efficiency and power

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2305-4040 383 Small Block Chevy FX Series Pistons

Introducing the 2305-4040 383 Small Block Chevy FX Series Pistons, designed for high-performance engines. This set features a 21cc Dish Top design, offering exceptional combustion efficiency and power output. With a bore size of 4.040 inches and a pin diameter of 0.927 inches, these pistons are engineered to fit the 385 Small Block Chevy engines. The Comp Height of 1.425 inches ensures optimal cylinder head sealing and increased horsepower.
  • 21cc Dish Top Design for enhanced combustion efficiency
  • 4.040 inch Bore for optimal cylinder head sealing
  • 0.927 inch Pin Diameter for precise fitment

Product Specifications and Technical Details

This piston set is crafted with precision and quality, ensuring durability and reliability. The Full-Floating or Press Fit design allows for easy installation and ensures a secure fit. The ring groove dimensions of 1.2/1.2/3MM provide a perfect seal and reduce oil consumption. With a stroke of 3.750 inches and rod diameter of 5.7 inches, these pistons are designed to work seamlessly with your engine. The compression ratio varies depending on the application, ranging from 58cc-10.03 to 70cc-8.93, making them versatile for various performance needs.
  • Full-Floating or Press Fit for easy installation
  • Ring Groove: 1.2/1.2/3MM for optimal sealing
  • Compression Ratio: 58cc-10.03 to 70cc-8.93 for versatility

Practical Uses and Benefits

Whether you're a professional mechanic or a hobbyist, the 2305-4040 383 Small Block Chevy FX Series Pistons are a perfect choice for your engine. These pistons are designed to enhance your engine's performance, providing increased power and efficiency. They are ideal for use in drag racing, street performance, and off-road applications. With their durable construction and precise engineering, these pistons are built to last, offering you peace of mind and reliable performance for years to come.
  • Increased Power and Efficiency for enhanced performance
  • Perfect for Drag Racing, Street Performance, and Off-Road applications
  • Durable and Reliable Construction for long-lasting performance

What Our Customers Say

January 12, 2026

Absolutely no complaints!

This is a very good item.

- Tawanda F..

January 12, 2026

Absolutely no complaints!

Super impressed with the quality.

- Joel J..

January 12, 2026

Absolutely no complaints!

It is worth the money.

- Leonardo M..

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