This Genuine Tohatsu Marine Part is a Cylinder Block and Crankcase Assembly with the part number 3ACB01100-0. It is a crucial component of the engine that houses the cylinders and crankshaft. This assembly is designed specifically for Tohatsu outboard motors and ensures optimal performance and durability. It is a high-quality, genuine part that meets the manufacturer's specifications and is compatible with various Tohatsu models. Whether you need to replace a damaged cylinder block and crankcase assembly or perform engine maintenance, this genuine Tohatsu part is the perfect choice for reliable and efficient operation of your marine engine.