The Briggs & Stratton 844540 Engine Piston Rod Assembly helps transfer the piston's movement to the crankshaft in compatible Briggs & Stratton engine applications. This connecting rod assembly plays an important role in converting the piston's up-and-down motion into rotational movement that powers the engine. It is a practical replacement for a worn, bent, or damaged rod assembly tha... https://www.wholetoolbox.com/briggs-stratton-844540-engine-piston-rod-assembly/844540.html