Evans cycle-attachment engine from 1919 (see also: Evans Power Cycle - auxiliary engine [2]). The company, CycleMotor Corporation, in 1919-1924 was selling both engine kits (below) and whole vehicles (see: Evans Power Cycle 1919)
Evans cycle-attachment engine from 1919 (see also: Evans Power Cycle - auxiliary engine [2]). The company, CycleMotor Corporation, in 1919-1924 was selling both engine kits (below) and whole vehicles (see: Evans Power Cycle 1919)