- Holder
- Wright Aeronautical Division Curtiss-Wright Corporation
- Revision
- 0
- Status
- Current
- Product
- Engine
- Models
- 1
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 1
| Model | Also known as | Note |
|---|---|---|
| Whirlwind R-975-F |
Airworthiness directives · 0
ADs whose products are models on this data sheet, matched by model and maker.
No ADs matched this data sheet’s models
STCs approved under this data sheet · 1
What the data sheet saysOCR
This is OCR from the scanned FAA data sheet. OCR can misread letters and numbers.
MCDELS: Wright Whirlwind R-975-F
I.C. NUMBER: T.C. 211
Lirect drive
Maximum continuous,
rpm. in.Hg.. at:
altitude (ft.) 425-2300-33-5000
S.I- pressure
Iake-off (one minute),
hp. rpm. in.ng. 475-2400-37
(minimum octane
Fore and stroke, in.
[isplacement, cu. in.
Compression ratio
733 includes carburetor air heater and cleaner and cylinder barrel and head baffles
supercharging
(impeller gear ratio)
Stromberg NA-RIA or NA-R9C carburetor with 2-5/8 in. venturi
Scintilla VAG-9IFR or SF-9R magnetos
certification tasis Type Certificate No. 211
Froduction Lasis Production Certificate No. 8
NOIF and 200 degrees F.. respectively. Maximum permissible cylinder head, barrel and oil inlet temperatures, 500 degrees F., 325 degrees F..