Lifan, lf177f-bq, 9mhp – 1in horizontal keyway engine the lf177f-bq engine is 270 cc – 9 hp recoil start engine that comes with a low oil shutdown for protection. The design features a universal mounting bolt pattern. It also has a 1in horizontal output shaft. It is epa approved. This engine is built with automotive grade parts. The warranty is 3 years for residential and 1 year commercial use. Parts to maintain and repair lifan engines and equipment are available upon special request. features: 9 hp 270 cc 4-stroke ohv industrial grade gas engine recoil start 1 in. Keyway shaft universal mounting bolt patterns low oil shutdown engine protection 1.58 gal. Fuel tank automotive grade rods, pistons, ring, crankshaft oversize muffler with safety heat shield for quiet operation fuel shutoff switch for easy transport and maintenance highly efficient splash lubrication system