Project hybrid boat

This is a fine boat , 28ft, it has a 20hp electric motor on the port side with 18kw of battery it's running at 48v This is all fine , the diesel on the starboard has a f"""ed flywheel, which seems not to want to stay on . The boat has two Z drives which have there own gearbox's build in , no problems there , problems with the flywheel for somebody who has the time for it , there is also a complete 48v solar system with it . No lowballing please priced to clear.