Robin EY20-3D-Engine Gasoline 5 HP SPECIFICATIONS Model EY20-3D Type Air-cooled, 4-cycle, upright single cylinder, side, valve, horizontal PTO shaft Bore x Stroke 67x 52( 2.64 x 2.05 ) mm( in.) Piston Displacement 183( 11.17 ) cc( cu.in.) Continuous Output 2.2( 3.0) / 3000 kw( HP) / r.p.m. 2.6( 3.5) / 3600 Maximum output 3.7( 5.0) / 4000 kW( HP) / rpm Maximum torque 9.3( 0.95) / 2800, Nû m( kgfû m) / rpm( lbfû ft/ rpm) ( 6.87/ 2800) Directon of rotation Counter clockwise as viewed from PTO shaft side Fuel Automobile( unleaded) gasoline Fuel Tank Capacity liter( US gal.) 3.8( 1.00) Lubricant Engine oil SAE 10W-30, 20W, 30W Lubrication Mechanical splashing type Lubricationg oil capacity 0.6( 0.156) liter( US gal.) Carburetor Float type Starter Recoil starter lgnition system Transistorised Spark plug NGK B6HS Govemor Centrifugal flyweight type Dry weight 15.2( 33.52) kg( lb) Dimention 303x326x392 length x width x height ( 11.93x12.83x15.43) mm( in.)