... :Single Cylingder,Two-sroke ,Air-cooling gasoline engine. 2.Displacement: 37.2cc 3.Rated output power:1.2kw Product Description : 1 ... :Single Cylingder,Two-sroke ,Air-cooling gasoline engine.2.Displacement: 37.2cc 3.Rated output power:1.2kw3.Fuel tank capacity ... /20", 2546 pcs/40" , 3600 pcs/40"HQ RLD-GS3800 37.2cc 1.2KW chain saw gasoline chain saw