Mariner, Mercury, Outboard Impeller 15HP 20HP 25HP 30HP 40HP. P/N: 47-8508910

New Mercury, Mariner Impeller 47-8508910 This impeller will fit the following models: 15hp Four Stroke Big Foot 18hp Two Stroke XD models 20hp Two Stroke (not Yamaha based models) 25hp Two Stroke (not Yamaha based models) 25hp Four Stroke Big Foot (not EFI 3 cylinder model) 30hp Two Stroke Twin Cylinder Single Carb (not Yamaha based models) 40hp Two Stroke Twin Cylinder Single Carb (not Yamaha based models)  If you have any doubts whether these will fit your outboard, please email your model and serial number. These are OEM parts, not aftermarket/pattern items Thank you for looking.