The Genuine Tohatsu Marine Part is a Crank Shaft Assembly with the part number 350-00030-1. It is designed specifically for Tohatsu outboard motors. The assembly includes the crank shaft itself, as well as any necessary bearings or seals. This part is essential for the engine's operation, as it converts the reciprocating motion of the pistons into rotational motion, providing power to the propeller. The part number 3M2-00069-0+931121-1600 indicates the specific model or version of the crank shaft assembly. Additionally, the part number 474-803672A 1 may refer to a compatible or alternate part number. Overall, this Genuine Tohatsu Marine Part ensures reliable and efficient performance for your Tohatsu outboard motor.