Desert Aircraft DA-70 Petrol EngineDesert Aircraft DA 70 Petrol Engine Compared to other flat twin engines in its class, the DA 70 has an excellent power to weight ratio. The DA 70 out turns the DA 60 by about 400 RPM on the same prop, with a weight of only 1850 g including the ignition! The specially made carburetor cover not only looks very neat; it measures the intake pressure directly next to the carburetor intake. As a result of this, air pressure fluctuations inside the cowling