SD178/E is air-cooled diesel engine, 4 stroke engine, direct injection engine, 4 hp engine, Electric start, EPA and CE approved. SDS ... , Diesel engine 4hp, 7hp, 9hp and 10hp.2, Gasoline engine 5.5hp, 6.6hp, 8hp, 9hp, 13hp, and 16hp.To make ... person to monitor the production process and do performance testing. 4.0/5.5kw/ps 3600rpm Diesel Engine