Within an internal combustion engine, the can-shaped component that moves up and down the cylinder and is the main moving part in the engine is the A. connecting rod. B. crankshaft. C. piston. D. spark plug.
C Piston. The pistons are the main source of power for a combustion engine
The crankshaft turns that moves the connecting rod up and down and the piston is inside the cylinder up and down movement. Answer piston