Johnson Outboard 3hp 203149 277168 Piston Connecting Rod Set Rings JW-17 1961 5hp 2 are the same size

2 are the same size and 2 are different

D5UE-6675-BA (Stamped on the late 70's Stringer models)

I think this is MerCruiser / Quicksilver 57862A1 / 76130A1 / 76130A5

3L 185hp / 205hp applications 1985-1996

Physical Castings 76351

Johnson Outboard 3hp 203149 277168 Piston Connecting Rod Set Rings JW-17 1961 5hp 2 are the same sizeThis is off a 1961 Johnson 3Hp Sea Horse Outboard Model JW 17 (serial# B53378) 2 Two Cylinder Cyl. 2 stroke Boat Motor. Item Condition and Notes: Please Inspect Pictures for condition Freshwater Used Parts Part #'s Included Pistons: 203149 376991 Connecting Rods: 277168 277301 Rings: 486277 Pin: 203151 Yours should look like this one. Please ask if you are unsure if this part will work for you. Please send model and serial number. You will receive