WheelHorse 8hp Rider - (Irondequoit in Rochester, NY

i have a wheel horse rider with a briggs 8hp electric start, rear bagger system that is in good shape. rider ran verry well until the engine blew, i got another engine that is the same as the original which is on the rider now in the pic and works just needs the pulley taken off and replaced with the pulley thats on the blown engine thats sitting o