Sportsman Racing Products 271057 Professional Series Forged Flat-Top Piston and Ring Set for Small Block Chevy

The Sportsman Racing Products Part Number 271057 Professional Series piston and ring set is designed for Small Block Chevy applications requiring dependable performance and precise component fitment. This kit includes a forged, flat-top piston configuration engineered for durability in performance-oriented engine builds, along with a matched ring package for streamlined installation and consistent operation.
The 4.030-inch bore piston features a 1.560-inch compression height and a minus 5.00 cc dish volume, making it suitable for builders managing compression ratio and combustion chamber requirements. Its flat-top design supports efficient flame travel and gives engine builders flexibility when selecting cylinder heads, gasket thickness, and other rotating assembly components.
The piston is machined with 1.2 mm, 1.5 mm, and 3.0 mm ring grooves to accommodate the included performance ring set. This modern ring package supports effective oil control, combustion sealing, and reduced friction when properly installed and paired with the appropriate cylinder finish. Verify bore size, compression height, ring groove specifications, piston-to-wall clearance, and application compatibility before assembly.
Designed for professional engine building and performance applications, the Sportsman Racing Products 271057 kit provides a practical piston-and-ring solution for Small Block Chevy projects. The forged construction is suited to demanding operating conditions, while the included ring set helps simplify component selection and installation planning. Follow the manufacturer’s recommendations for ring filing, orientation, piston clearance, and break-in procedures.

Features:

• Brand: Sportsman Racing Products

• Part Number: 271057

• Application: Small Block Chevy engines

• Construction: Forged piston for performance and durability

• Piston Style: Flat-top design

• Bore Size: 4.030 inches

• Compression Height: 1.560 inches

• Ring Grooves: 1.2 mm, 1.5 mm, and 3.0 mm

• Dish Volume: Minus 5.00 cc

• Kit Contents: Piston and matched ring set