MAC 10-10A:
ASSEMBLY NUMBER: 600002, codes none, B, D, E, F, G, H, J, U
serial prefix 10, 11, 13, 14, 15,
YEAR INTRODUCED: July 1971
YEAR DISCONTINUED: June 1975
ENGINE DISPLACEMENT: 3.3 cu. in. (54cc)
NUMBER OF CYLINDERS: 1
CYLINDER BORE: 1.750 in.
PISTON STROKE: 1.375 in.
CYLINDER TYPE: Aluminum with cast iron liner
INTAKE METHOD: Piston ported