 The W.8f was modified in 1929 as the W.8g with an improved tail and rudder design from the W.10 and the third engine was removed and the other two replaced with Rolls-Royce type F.XIIA engines.Was a three-engined version with more powerful 385 hp (290 kW) Armstrong Siddeley Jaguar IV radial engines.It was operated by Imperial Airways and created a record on the London-Paris route of 86 minutes.