... Gasoline Lawn Mower, HG-76011) Engine Brand: Briggs & Stratton engine 500 series (made in USA)2) Engine Type: 1-cylinder, 4-stroke ... , air-cooled3) Engine Power: 4.0HP4) Engine Displacement: 158cc 5) Lawn Mower Forward Type: Hand-Push ... : less than 96dBA14) Certificate: CE, GS 18" hand push Lawn Mower, HG-7601