Sportsman Racing Products 271063 Professional Series Forged Flat-Top Piston and Ring Set for Small Block Chevy, 4.155-Inch Bore

The Sportsman Racing Products 271063 Professional Series piston and ring set is designed for Small Block Chevy applications requiring dependable performance and precision fitment. This kit includes a forged flat-top piston paired with compatible rings, providing a practical solution for performance engine builds and replacement applications. The 4.155-inch bore size and 1.000-inch compression height support accurate piston selection for properly matched Chevrolet small-block combinations.
The flat-top piston design offers a nominal minus 5.00 cc volume, making it suitable for builders managing compression ratio and combustion chamber specifications. The 1.2 x 1.5 x 3.0 mm ring groove configuration accommodates the included ring set and supports effective sealing when installed with the correct clearances, honing, and assembly procedures. As with any performance engine component, verify bore size, deck height, rod length, compression ratio, and ring fit before installation.
Built for engine builders, racers, and enthusiasts, this Sportsman Racing Products Professional Series kit combines a forged piston with a matched ring package for streamlined assembly. The 271063 part number makes it easy to identify when ordering or planning a Small Block Chevy engine build. Follow the manufacturer’s installation recommendations and confirm all piston-to-wall, ring end-gap, and valve-clearance specifications during assembly.

Features:

• Brand: Sportsman Racing Products

• Part Number: 271063

• Application: Small Block Chevy

• Piston Construction: Forged

• Piston Style: Flat top

• Bore Size: 4.155 inches

• Compression Height: 1.000 inch

• Ring Groove Configuration: 1.2 x 1.5 x 3.0 mm

• Piston Volume: Minus 5.00 cc

• Kit Includes: Piston and ring set