This Genuine Tohatsu Marine Part is a crankshaft assembly with gear. It is designed specifically for Tohatsu outboard motors. The part number for this assembly is 3B7-00050-1. It is a high-quality, genuine Tohatsu part that ensures optimal performance and durability. The crankshaft assembly plays a crucial role in the engine's operation, converting the reciprocating motion of the pistons into rotational motion. It includes the necessary gears for smooth and efficient power transmission. Whether you need to replace a worn-out crankshaft or perform engine maintenance, this Genuine Tohatsu Marine Part is the perfect choice to keep your outboard motor running smoothly on the water.