The Tay 611-8C is part of the Tay 611 engine family, which has over 20 year’s in-service experience. The whole Tay fleet has attained over 30 million total engine family flight hours to date. Over 1,900 Tay engines worldwide are powering Gulfstream business jets and Fokker regional aircraft.
The Tay 611 family meets the power requirements of large cabin business jets. The Tay 611-8 is renowned for its reliability, economy, good propulsive efficiency and low noise generation. It has proven to be a very durable engine in demanding short-haul operations as well as long-range point-to-point services.
With a thrust of 13,850lb the Tay 611-8C powers the latest Gulfstream G350 and G450 business jets. This latest Tay-model has been designed to continue the record of outstanding reliable service set over the last fifty years by the preceding Gulfstream family of business jets exclusively powered by Rolls-Royce engines.
The latest model Tay engine combines an advanced technology wide-chord fan with a service-proven core and a new digital electronic engine control system. The result is an engine offering outstanding reliability, low noise and emissions and excellent fuel efficiency. Electronic control of the Tay 611-8C allows it to be integrated into the new systems architecture of the G350 and G450 as well as improving fuel burn compared with earlier versions of the engine.
Over 450 of the legendary Tay 611-8 powered Gulfstream IVs were delivered making the aircraft the most successful large-cabin business jet in the world. In 2011 the Tay 611-8C engine received CAEP6 certification.