For sale - One Briggs 303777 engine removed from a running John Deere LT170 with 917.3 hours on a working meter. Good working condition. Engine started easily and had good power under load. Engine did not make unusual noise or smoke under load. Engine has 175 PSI compression on LH cylinder and 175 PSI compression on RH cylinder. Engine idles clean and has good throttle response. Engine oil has been drained for shipping - oil was clean and free of debris. Crankshaft measures 1" in diameter and approximately 3.15" in length.