There are model builders who like to build. And then there are model builders who do not just like to build – they prefer to build things that they themselves have designed and constructed. Detlef Kunkel is a representative of these kind of people.
image/text credit: RCScaleAirplanes
His recently-designed and built a four-cylinder V-engine with 220 ccm capacity, which he gave the name Phoenix.In this Detlef Kunkel presenting his self made engine at the Warbird Meeting Oberhausen 2017.The engine is a V4 construction 4 cylinder 4 stroke with 220 cc with a transmission reduction of 1.7.
The shaft power is 25 hp max.Designed for model aircraft between 30 and 50 kg take-off weight. Prop is a SEP 35-20 three-blade with 3700 – 3800 revolutions.
The has about 50 flying hours without a single fault.The aircraft was built specifically for this engine testing. It is an approved highdecker with 41 kg take-off weight. The engine cover has been dismantled for test purposes.