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Halloween Special 2403-4040 383 Small Block Chevy Fx Series -16cc Dish Top Sbc 23 Degree Forged Piston Set 4.040 Inch Bore Pin Dia.: 0.927" Comp Height: 1.125" In Multiple Colors [ELmyBVKX]

$55.99 $179.99 -69%

2403-4040 383 Small Block Chevy FX Series Pistons Introducing our premium 2403-4040 383 Small Block Chevy FX Series Pistons, designed for high-performance engines. These pistons are engineered to deliver superior power and reliability, making them an

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2403-4040 383 Small Block Chevy FX Series Pistons

Introducing our premium 2403-4040 383 Small Block Chevy FX Series Pistons, designed for high-performance engines. These pistons are engineered to deliver superior power and reliability, making them an ideal choice for both street and racing applications. Crafted with precision and featuring a 1.125" Comp Height, these pistons are a perfect fit for your Small Block Chevy engine.

Key Product Features and Specifications

The 2403-4040 383 Small Block Chevy FX Series Pistons are engineered with a -16cc Dish Top design, ensuring optimal combustion and increased power output. With a Pin Dia. of 0.927" and a bore size of 4.040", these pistons are designed for a perfect fit in your engine. The Full-Floating or Press Fit design ensures durability and longevity, while the 1.2/1.2/3MM ring groove configuration provides excellent sealing and reduced oil consumption. The Stroke is 3.750" and the Rod is 6, making these pistons compatible with a wide range of Small Block Chevy engines. The approximate Comp Ratio ranges from 58cc-10.57 to 70cc-9.36, allowing for customizable performance.

Practical Applications and Benefits

Our 2403-4040 383 Small Block Chevy FX Series Pistons are ideal for enthusiasts and professional mechanics looking to enhance their engine's performance. Whether you're seeking a boost for your daily driver or aiming for top-tier racing performance, these pistons are up to the challenge. The combination of high-quality materials and advanced engineering ensures that your engine will run smoother, more efficiently, and with greater power. With these pistons, you can expect improved fuel efficiency, reduced emissions, and a longer engine lifespan. Upgrade your Small Block Chevy engine today with our top-of-the-line pistons.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

A very commendable and well-crafted item.

- Sophie A..

January 2, 2026

Absolutely no complaints!

An excellent choice. It works truly great.

- Richard K..

January 2, 2026

Absolutely no complaints!

A really clever buy for anyone.

- Natalie W..

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