ROBIN Subaru Engine Type EY 20-DJ Specifications Model : EY20-DJ Type : Air-cooled, 4-cycle, upright single cylinder, side, valve, horizontal PTO shaft Bore x Stroke mm( in.) : 67x 52( 2.64 x 2.05 ) Piston displacement ml( cu.in) : 183( 11.17 ) Continuous output : 2.2( 3.0) / 3000 kW( HP) / rpm 2.6( 3.5) / 3600 Maximum output kW( HP) / rpm : 3.7( 5.0) / 4000 Maximum torque : 9.3( 0.95) / 2800, Nû m[ kgfû m] ( 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 Governor : Centrifugal flyweight type Dry weight Kg( Ib) : 15.2( 33.52) Dimension - : 303x326x392 length x width x height mm( in) ( 11.93x12.83x15.43)