Honda GX35 4- stroke motor with custom gearbox & mounting hardware; 1.5L feeder gas tank; stabilizing top-tube added; OEM crank replaced with a 5-stud+52T chainwheel; OEM forks replaced with mtb sus forks. Brakes Front: Old-school Cantilever/Rear: OEM band brake. 25mph/160mpg/FuelCap:0.5gal=80miles.