Portable 4 Stroke Engines are extensively used in lawn movers, compressors, pump sets, gensets, vibrators, sugar cane crushers, HTP sprayers, rail cutting machine, road markers, power trolleys, threshers, silk reeling machines, concrete mixers, alternators etc. These 4 Stroke Engines is operated by petrol, kerosene or diesel. These 4 Stroke Engines requires 2HP to 5HP to operate efficiently. Portable 4 Stroke Engines of AE-25 model are light in weight and available in forced air cooled version.