Sportsman Racing Products 138094 SBC 350 Forged Flat Top Pistons, 4.040-Inch Bore, -5cc, Set of 8

Upgrade your Small Block Chevy 350 engine with the Sportsman Racing Products 138094 forged flat top piston set. Designed for performance-focused engine builds, these pistons feature a 4.040-inch bore and a 1.125-inch compression height for reliable fitment in compatible applications. The flat top design supports consistent combustion chamber interaction and provides a practical foundation for naturally aspirated and other performance-oriented combinations.
The Sportsman Racing Products 138094 piston set includes eight forged pistons engineered for strength and durability under demanding operating conditions. Each piston has a -5.00 cc volume and is configured with 1/16-inch, 1/16-inch, and 3/16-inch ring grooves. This groove arrangement accommodates commonly used performance piston rings while helping support dependable oil control and compression when matched with the correct rings and engine components.
Feature: Forged aluminum construction for performance engine applications
Feature: Flat top piston design
Feature: Fits compatible Small Block Chevy 350 builds
Feature: 4.040-inch bore specification
Feature: 1.125-inch compression height
Feature: -5.00 cc piston volume
Feature: 1/16-inch, 1/16-inch, and 3/16-inch ring grooves
Feature: Set of 8 pistons
Verify bore size, compression height, ring groove specifications, combustion chamber volume, and crankshaft and connecting rod compatibility before installation. Proper piston-to-wall clearance, ring end gap, deck height, and compression ratio should be confirmed by a qualified engine builder. The Sportsman Racing Products 138094 set is intended for compatible Small Block Chevy applications where forged flat top pistons are required.

Features:

• Forged aluminum construction for performance engine applications

• Flat top piston design

• Fits compatible Small Block Chevy 350 builds

• 4.040-inch bore specification

• 1.125-inch compression height

• -5.00 cc piston volume

• 1/16-inch, 1/16-inch, and 3/16-inch ring grooves

• Set of 8 pistons