Twin rotor, 588 cc (36 cu in), (max) 100 hp (75 kW) at 7800 rpm, (cruise) 92 hp (69 kW) at 6900 rpm, gearbox ratio 2.95:1. Dry weight: about 53 kg (117 lbs) dry weight excluding the exhaust.
Engine is missing intake and exhaust manifolds, air filters, etc. Includes carbs and muffler. Turns freely and appears to have good compression.