This is an Outboard Jet Brand lower unit for 50 HORSEPOWER Mercury Outboard. This is an E model manufactured in that came with the outboard when originally purchased. The outboard was pre-owned in Alaska with propeller only (except twenty hr). The jet unit has been in warmdry storage since just after purchase and has an estimated twenty hours running time on it. Comes with manual and spare parts. Jason907.350.Listing originally posted at http