12.5 hp Briggs & Stratton Powerbuilt Riding Lawn Mower Engine 1 Crankshaft. Buyers responsibility to replace oil. The item “12.5 hp Briggs & Stratton Powerbuilt Riding Lawn Mower Engine 1 Crankshaft” is in sale since Tuesday, January 12, 2016. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawnmowers\Parts & Accessories”. The seller is “hamforless2013″ and is located in Kokomo, Indiana. This item can be shipped to United States.