This Genuine Tohatsu Marine Part is a crankshaft assembly with the part number 3LC-00030-1. It is specifically designed for Tohatsu outboard motors and is a crucial component in the engine's operation. The crankshaft 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 Marine Part ensures optimal performance, durability, and reliability for your marine engine.