In spite of excellent performance (720 km/h/447 mph at 5,750 m/18,865 ft), VK-107 was prone to overheating and it was decided to leave the engine for the better-suited Yak-9.
VK-107 was prone to overheating. This was in spite of excellent performance (720 km/h/447 mph at 5,750 m/18,865 ft). It was decided to leave the engine for the better-suited Yak-9. This was in spite of excellent performance (720 km/h/447 mph at 5,750 m/18,865 ft).