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Allison TF41
Low-bypass turbofan engine
Low-bypass turbofan engine
| Field | Value |
|---|---|
| name | TF41 Spey |
| image | File:Allison TF41-A-1B engine.jpg |
| caption | An Allison TF41-A-1B turbofan |
| engine_type | Turbofan |
| manufacturer | Allison Engine Company / Rolls-Royce Limited |
| first_run | 1967 |
| major_applications | LTV A-7 Corsair II |
| number_built | 1,440 |
| developed_from | Rolls-Royce Spey |
The Allison TF41 (Company designations RB.168-62 and Model 912) is a low-bypass turbofan engine.
Design and development
The TF41 was jointly developed by Allison Engine Company and Rolls-Royce from the latter's RB.168-25R Spey. Allison manufactured the TF41 under license, while Rolls-Royce supplied parts common to existing Speys. The TF41 was developed for use in the LTV A-7D Corsair II for the USAF, and the US Navy's A-7E. Between 1968 and 1983, a total of 1,440 TF41s were delivered.
Applications

- LTV A-7 Corsair II (USAF -D/-K and US Navy -E models),
Engines on display== -->
Specifications (TF41-A-1)
and start a new, fully-formatted line with -- |power/weight= |thrust/weight=4.06
References
References
- "alfa romeo {{!}} fiat {{!}} 1975 {{!}} 0025 {{!}} Flight Archive".
- http://www.flightglobal.com/pdfarchive/view/1968/1968%20-%200018.html TURBOFANS: A Survey of Current Airline Powerplants
- Gunston, p. 9
- Connors 2010, p. 347
- "Archived copy".
- "Military Turbofan Engine Data".
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