[1] The basic engine was originally designed and produced by JLO-Motorenwerke of Germany and was later acquired by the AMW Cuyuna Engine Company of Beaufort, South Carolina and marketed under the Cuyuna brand name.
Later the engine was marketed by Cuyuna under the Two Stroke International (2si) brand.
[1][2][3][4] The 230 is a conventional single-cylinder engine that weighs only 36 lb (16 kg) in its A20 version.
The engine features single capacitor discharge ignition, piston porting, tuned exhaust system, slide venturi-type carburetor, fuel pump, a cast iron cylinder liner, ball, needle and roller bearings throughout.
The engine was offered with cog belt drive or a gearbox reduction system.