Crankshaft assembly function: Converts piston motion to rotational force with a connecting rod structure for gasoline chainsaws.Material quality: Made from durable metal components designed for gasoline chainsaws, ensuring strength and reliability.Installation setup: Fits gasoline chainsaws and requires proper alignment during assembly for optimal performance.Compatibility range: Designed for gasoline chainsaws, suitable for models requiring a crankshaft assembly labeled as 'Crankshaft'.Usage scenario: Used in logging and chainsaw maintenance; handle with care to avoid damage during installation.A crankshaft is a mechanical component used in a piston engine to convert the reciprocating motion into rotational motion. The crankshaft is a rotating shaft containing one or more crankpins,[1] that are driven by the pistons via the connecting rods.[2] The crankpins are also called rod bearing journals, and they rotate within the "big end" of the connecting rods. Most modern crankshafts are located in the engine block. They are made from steel or cast iron, using either a forging, casting or machining process. Crankshaft, pistons and connecting rods for a typical internal combustion engine Marine engine crankshafts from 1942 The crankshaft located within the engine block, held in place via main bearings which allow the crankshaft to rotate within the block.[3] The up-down motion of each piston is transferred to the crankshaft via connecting rods.[4] A flywheel is often attached to one end of the crankshaft, in order to smoothen the power delivery and reduce vibration.[6] Crankshafts for single-cylinder engines are usually a simpler design than for engines with multiple cylinders.Crankshaft assembly is a metal component designed for gasoline chainsaws. It converts piston motion into rotational force and includes a connecting rod for efficient power transfer.