The Pegasus turbofan engine was developed under the NATO Mutual Weapons Development Program. The engine ran for the first time in 1959, and flight trials in the Hawker Siddeley P.1127 Kestrel ...
Bore and Stroke: 146 mm (5.75 in.) x 165 mm (6.5 in.) In 1926 Bristol began studies to integrate the Burt-McCollum sleeve valve concept into selected new engine designs. The sleeve valve, which moved ...