CLINTON D55:
YEAR INTRODUCED: 1959
YEAR DISCONTINUED:
ENGINE DISPLACEMENT: 4.48 cu. in. (73.4cc)
NUMBER OF CYLINDERS: 1
CYLINDER BORE: 1.875 in. (47.6mm)
PISTON STROKE: 1.625 in. (41.27mm)
CYLINDER TYPE: Aluminum with cast iron liner
INTAKE METHOD: Reed valves
MANUFACTURER ADVERTISED H.P.: 4