Wiseco-Pro Tru PTS510A4 SBC Flat-Top Forged Piston Set, 4.165-Inch Bore, -5 cc

The Wiseco-Pro Tru PTS510A4 piston and ring kit is designed for Small Block Chevy applications requiring reliable forged performance and a 23-degree flat-top piston configuration. With a 4.165-inch bore and 1.425-inch compression height, this set supports precise engine builds where piston strength, ring compatibility, and consistent fitment are essential. The flat-top design provides a -5.00 cc volume and is suitable for builders selecting compression characteristics around their cylinder head, gasket, and short-block specifications.
The forged construction delivers enhanced durability for demanding street, performance, and racing applications. Wiseco-Pro Tru pairs the piston set with compatible rings using 1/16-inch, 1/16-inch, and 3/16-inch ring grooves, helping support dependable oil control and sealing when properly installed and clearanced. This kit is intended for experienced engine builders who need a matched piston and ring solution for a Small Block Chevy platform.
Feature: Forged aluminum piston construction for strength and durability.
Feature: 23-degree flat-top design for Small Block Chevy engine builds.
Feature: 4.165-inch bore size and 1.425-inch compression height.
Feature: -5.00 cc piston volume for compression-ratio planning.
Feature: 1/16-inch, 1/16-inch, and 3/16-inch ring groove configuration.
Feature: Piston and ring kit supplied for coordinated component selection.

Features:

• Forged aluminum piston construction for strength and durability.

• 23-degree flat-top design for Small Block Chevy engine builds.

• 4.165-inch bore size and 1.425-inch compression height.

• -5.00 cc piston volume for compression-ratio planning.

• 1/16-inch, 1/16-inch, and 3/16-inch ring groove configuration.

• Piston and ring kit supplied for coordinated component selection.