A single cylinder 3.5 KVA Volvo diesel engine G M gen set. working when removed from The boat but after three years of no use has a low compression. Very simple to work on as its a side valve engine with simple electronics. Sea water cooled through heat exchange. Needs a new exhaust elbow or welding. Ran very quiet in its sound proof box approximately 3 feet long by 2 feet wide and 2 .5 feet heigh... read more