Martin Aircraft Company's V4 engine was developed from the ground up as an aircraft engine to power the Martin Jetpack.

After searching the world for a suitable engine, and coming up short, Martin Aircraft assembled a team of experienced engine designers and experts from around the globe.

The engine has several key features:

  • High power to weight
  • High reliability
  • Flat torque curve


Current Engine Specification:

Type V4 two stroke
Displacement 2.0 litre (122 cu in)
Bore 89 mm (3.50 in)
Stroke 79 mm  (3.11 in)
Nominal Performance 200 hp @ 6000 rpm
Torque 180 ftlbs 3500-6000 rpm
Features Sequential fuel injection, Dual CDI ignition
Generator 420 W, 12V
Weight 132 lbs (60 kg)
Dimensions (LxWxH) 0.45x0.5x0.3  (metres - without accessories)