The Subaru / Robin 20F-22501-30 Engine Connecting Rod Assembly helps transfer piston movement to the crankshaft for smooth engine operation. This replacement connecting rod links the piston to the crankshaft, converting the piston’s up-and-down motion into rotational force that drives the engine. Its assembly supports proper alignment and coordinated movement of internal engine compon... https://www.wholetoolbox.com/subaru-robin-20f-22501-30-engine-connecting-rod-assembly/20F-22501-30.html