Description
The BRIGGS & STRATTON 84003122 Engine Piston Assembly helps convert combustion pressure into mechanical motion for reliable engine operation. Positioned inside the engine cylinder, the piston moves up and down as the air-fuel mixture burns, transferring force through the connecting rod to the crankshaft. This movement helps produce the power needed to operate the equipment. A properly functioning piston also supports effective compression and consistent combustion. This replacement assembly is a practical solution for a worn or damaged piston that may cause reduced power, poor compression, or irregular operation. Installing the correct component can help restore engine performance and support dependable operation during routine equipment use.