MADE BY ECLIPSE MOWER COMPANY AH47 ENGINE MOTOR IS INSTALLED REVERSE CARB IN THE FRONT AND PLUG IN THE BACK YEAR INTRODUCED: 1956 YEAR DISCONTINUED: ENGINE DISPLACEMENT: 4.7 cu. in. (77 cc) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 2.0 in. (50.8 mm) PISTON STROKE: 1.5 in. (38 mm) CYLINDER TYPE: Aluminum with cast iron sleeve INTAKE METHOD: Reed valves MANUFACTURER ADVERTISED H.P.: 3.5