This Genuine Tohatsu Marine Part is a Lower Head Crank Case with the part number 3F3-01291-0. It is a crucial component of the engine that houses the crankshaft and other internal moving parts. Made specifically for Tohatsu outboard motors, this part ensures optimal performance and durability. It is designed to withstand the harsh marine environment and is manufactured to the highest quality standards. By replacing your old or damaged Lower Head Crank Case with this genuine Tohatsu part, you can be confident in the reliability and longevity of your marine engine.