Original sentence: It was decided to fit the third machine with a new, small diameter and powerful new radial, the 315 hp (235 kW) Cosmos Mercury.It was fast (138 mph (222 Km/h)) at sea level and could climb to 10,000 ft (3,050 m) in 9.5 min.It was installed under a low drag cowling with exposed cylinder heads, making the aircraft 10 in (40 mm) shorter than the Arab powered machines.S Barnwell at Bristol designed a single seat biplane, called the Scout E, around the proposed 200 hp (150.The weight went up by 60 lb (27 kg).kW) Cruciform radial, but this engine failed to materialise and another powerplant was sought
Edited sentence: It was decided to fit the third machine with a new, small diameter and powerful new radial, the 315 hp (235 kW) Cosmos Mercury.It was fast (138 mph (222 km/h)) at sea level and could climb to 10,000 ft (3,050 m) in 9.5 min.It was installed under a low drag cowling with exposed cylinder heads, making the aircraft 10 in (40 mm) shorter than the Arab powered machines.S Barnwell at Bristol designed a single seat biplane, called the Scout E, around the proposed 200 hp (150 kW) Cruciform radial, but this engine failed to materialise and another powerplant was sought.The weight went up by 60 lb (27 kg)