Rolls-Royce is starting performance tests of its RB2011 “pusher” open rotor, but reveals that the main research focus for a future 150-seat aircraft engine is on a yet-to-be-tested “puller” ...

Disassembling the Yamaha Jog 3KJ engine requires custom tools and precision. Starting with the removal of the exhaust pipe, wheel nut, and brake mechanism, the variator and starter gear are then ...