This Genuine Tohatsu Marine Part is a crankshaft sub-assembly with the part number 3LD-00069-0. It is specifically designed for Tohatsu outboard motors and is a crucial component in the engine's operation. The crankshaft sub-assembly is responsible for converting the reciprocating motion of the pistons into rotational motion, which powers the propeller and propels the boat forward. Made with high-quality materials and precision engineering, this genuine Tohatsu part ensures optimal performance, durability, and reliability for your marine engine. Whether you are replacing a worn-out crankshaft or performing maintenance on your Tohatsu outboard motor, this crankshaft sub-assembly is the perfect choice to keep your engine running smoothly on the water.