Manufacturer: Original Equipment Manufacturer of Yamaha JapanOEM Yamaha Outboard part number: 6G8-85570-20, 6G8-85570-21, 6G8-85570-22 (check OEM part number before purchase)For some F 8HP 9.9HP 15HP 4-strokeBrand New Ignition Coil for Yamaha Outboard (9.9-15HP)Boat Motor for Outboard Engine..
Aftermarket part: Brand ITACOFor Yamaha part number: 6F5-85580-00 (IMPT: Check OEM part number before purchase!!!)For Yamaha Outboard Models: some E40M, 40MH, E40W, 40WH, 40W 2 strokePulser CoilBoat Motor For Outboard Engine..