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Dad Approved 8890-4000 408w -5.8 Stroker Small Block Ford 351w Sx Series -5cc Flat Top Sbf 20 Degree Inline & Twisted Wedge Forged Piston Set 4.000 Inch Bore Pin Dia.: 0.927" Comp Height: 1.28" Save Big: 95% Off [alJXkCxu]

$49.99 $159.99 -69%

High-Performance 351W SX Series Engine Pistons The 8890-4000 408W -5.8 Stroker Small Block Ford 351W SX Series engine pistons are designed for high-performance applications, offering exceptional durability and power. This set features a -5cc Flat Top

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Dad Approved 8890-4000 408w -5.8 Stroker Small Block Ford 351w Sx Series -5cc Flat Top Sbf 20 Degree Inline & Twisted Wedge Forged Piston Set 4.000 Inch Bore Pin Dia.: 0.927" Comp Height: 1.28" Save Big: 95% Off [alJXkCxu]

High-Performance 351W SX Series Engine Pistons

The 8890-4000 408W -5.8 Stroker Small Block Ford 351W SX Series engine pistons are designed for high-performance applications, offering exceptional durability and power. This set features a -5cc Flat Top design, providing increased compression and power output. With a 20 Degree Inline and Twisted Wedge Forged Piston Set, these pistons are engineered to withstand the rigors of high-horsepower engines. The 4.000 inch bore and 0.927" pin diameter ensure a perfect fit for your Small Block Ford 351W engine.

Key Product Specifications

This piston set is compatible with the 402 Small Block Ford 351W, SX engines. It boasts a 1.28" Comp Height, optimizing engine performance and efficiency. The Full Floating or Press Fit design allows for easy installation and ensures a secure fit. The ring groove dimensions of 1/16-1/16-3/16" contribute to improved sealing and reduced oil consumption. With a stroke of 4.000" and a rod diameter of 6.2, these pistons are tailored for high-performance engines. The approximate compression ratios range from 58cc-12.55 to 70cc-10.89, offering versatility for various engine builds.

Applications and Benefits

These pistons are perfect for enthusiasts looking to enhance the performance of their Small Block Ford 351W engines. Whether you're competing in drag racing or just looking to improve your daily driver's power, these pistons deliver. The increased compression and optimized design provide better fuel efficiency and power, making them an excellent choice for both street and racing applications. With their robust construction and precise engineering, these pistons are built to last, ensuring a reliable performance for years to come. Upgrade your engine with the 8890-4000 408W -5.8 Stroker Small Block Ford 351W SX Series pistons and experience the difference in power and performance.

What Our Customers Say

January 24, 2026

Absolutely no complaints!

A great addition to my current set of cool gear.

- Austin H..

January 24, 2026

Absolutely no complaints!

This is a high-caliber product, for sure.

- Amir L..

January 24, 2026

Absolutely no complaints!

This has surpassed all of my high hopes.

- Mila N..

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