4 stroke diesel engine 1)4HP,air cooled 2) 4.2kw/3600rpm,Single cylinder 3)211cc displacemenet Small 4 stroke diesel engine 4 stroke diesel engineusage:generating,water pump,boat,etcspecifications:4,7,10, ... 12hp available100% copper wire,CE,ISO9001air cooled,4-strokecrankshaft ...