Used OEM Briggs Stratton 8.75 mower engine in running condition. Starts, runs and idles good prior to removal, no smoking or knocking. Model #12S975-0144-B1. Came off of a John Deere JS46 self propelled mower. Has a starter for electric starting option. Also has built in oil filter. Aftermarket carb & gaskets were installed. Blade adapter included. Everything seen in pictures included. UPS ground shipping to lower 48 states only. Gas and oil will be drained.