This Genuine Tohatsu Marine Part is an Engine Short Block with the part number 3F0B87100-1. It is a high-quality replacement part for Tohatsu engines. The short block is an essential component of the engine, housing the cylinders, pistons, and crankshaft. It is designed to provide optimal performance and durability, ensuring smooth operation of your marine engine. The part number 3F0B87090-3 is also associated with this short block, indicating compatibility with specific engine models. Additionally, the part is labeled as 823825A 2, which further confirms its authenticity as a genuine Tohatsu Marine Part.