Sportsman Racing Products 279480 SBC Flat Top Forged Piston and Ring Set, 4.040-Inch Bore

Upgrade your Small Block Chevy engine with the Sportsman Racing Products 279480 Pro-Series forged piston and ring set. Designed for performance-focused engine builds, this kit includes a flat-top forged piston configuration with a 4.040-inch bore and a 1.260-inch compression height. The minus 5.00 cc design supports precise compression-ratio planning for naturally aspirated and compatible high-performance applications.
The piston features 1.20 mm, 1.50 mm, and 3.00 mm ring grooves for use with the included ring package. This groove combination is engineered to support effective oil control, dependable sealing, and reduced friction when properly matched to the engine block, connecting rods, crankshaft, and intended operating conditions. Always verify ring fitment, piston-to-wall clearance, deck height, and compression ratio before assembly.
Built for Small Block Chevy applications, the Sportsman Racing Products 279480 kit provides a practical foundation for street performance, racing, and custom engine projects. The forged construction is suited to demanding engine environments when installed and tuned according to the manufacturer’s specifications. Confirm compatibility with your specific engine combination and check all clearances during mock-up and final assembly.

Features:

• Brand: Sportsman Racing Products

• Part Number: 279480

• Application: Small Block Chevy

• Configuration: Flat-top forged piston and ring set

• Bore Size: 4.040 inches

• Compression Height: 1.260 inches

• Piston Volume: Minus 5.00 cc

• Ring Grooves: 1.20 mm, 1.50 mm, and 3.00 mm

• Product Type: Pro-Series piston and ring kit