Lister Diesel 5.25 horsepower which is a continuous rating professionaly built unit which has done very little work and is in excellent running order converted to electric start manual start availible relief valve is set to 2500 PSI flow rate is 11 litres per minute engine is LT1 lister 400cc and 1976 year of manufacture and the unit drove a capstan for a large schooner so has done very little work thease engines are good for over 10,000 hours unlike there chinese cousins which are lucky to do 1,000 hours size 750mm x 650mm x 700mm high weight about 130 kilos tank capacity 38 litres