- 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-975E-2 |
Airworthiness directives · 0
ADs whose products are models on this data sheet, matched by model and maker.
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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.
MODEIS: Wright Whirlwind R-975E-2
I.C. NUMBER: ATC 78
pazect drive
Maximum continuous,
420-2150-S.I. or 420-2200-35.2-600 ft.
Take-off (one minute),
hp. Ipm, at full
420-2150 Or 420-2200-35.0
(minimum octane
Fore and stroke, in.
Lisplacement, cu. in.
Keight (dry),
Fropeller shaft,
Supercharging
(impeller gear ratio)
Stromberg NA-R9 carburetor with 2-5/8 in. venturi
Scintilla VAG-9D, VAG-9DE or SF-9R magnetos
Certification basis Approved Type Certificate No. 78
OTE Do degrees F.. respectively. Maximum permissible cylinder head, barrel and oil inlet temperatures, 500 degrees F., 325 legrees F.. and
akove 120 a gie for ve in derelicated treat. No engines of this model manufactured after this date or with serial numbert
NOTE 3. Weight (dry), includes carburetor air heater and cleaner and cylinder barrel and head raffles.