# TCDS TC 155: Wright Aeronautical Division Curtiss-Wright Corporation

- Type: Type certificate data sheet
- Status: Current
- Holder: Wright Aeronautical Division Curtiss-Wright Corporation
- Revision: 0
- Product: Engine
- Data sheet PDF: https://openairdocs.org/files/sha256/97/32/9732b87f01777250b770d4d601b89785c5c63ed5c1b428cfa4a31c95eb7156e4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CBA8CD496573FDAE8525670E00668E3B.0001
- Page: https://openairdocs.org/tcds/TC%20155

## Models (1)

As the data sheet lists them.

- Whirlwind R-760E-2

## What the data sheet says

From the PDF's text layer, line by line; tables lose their columns. The PDF is the record.

```text
WRIGHT AERONATICAL DIVISION
CURTISS-WRIGHT CORPORATION
MODELS:  Wright Whirlwind R-760E-2
T.C.  NUMBER:  T.C. 155
Model - Whirlwind R-760E-2
Type - 7RA Direct drive
Rating:
  Maximum continuous, hp,
  rpm, at S.L. pressure altitude 320-2200-S.L.
  Take-off hp, rpm, at
  full throttle 350-2400
Fuel (minimum octane
  aviation gasoline) 80
Bore and stroke, in. 5.0 x 5.5
Displacement, cu. in. 756
Compression ratio 6.3: 1
Weight (dry), lbs. 570 includes carburetor air heater and cleaner and
  cylinder barrel and head baffles
Propeller shaft, SAE No. 20
Supercharging (impeller
  gear ratio) 9.17: 1
Carburetion Stromberg NA-R7A carburetor with 2-1/4 in. venturi
Ignition, dual Scintilla MN-7-DF, SF-7R or VAG-7DF magnetos
Certification basis Type Certificate No. 156
Production basis None.  The manufacturer does not hold a production
  certificate for the production of engines under this
  type certificate and, therefore, each engine so
  produces is subject to a detailed inspection for
  workmanship and conformity with the approved
  data by a civil Aeronautics Administrator Agent.
  In addition, the engine must have a satisfactory
  run-in including 5 hours at rated power and speed.
  Upon satisfactory completion of the above, the
  agent will tag the engine with Tag Form ACA 186.
NOTE 1.    Maximum permissible cylinder head, barrel and oil inlet temperatures, 500 degrees
F., 325 degrees F., and 200 degrees F., respectively.
```

## ADs

None name its models.

## STCs approved under this data sheet (1)

- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC

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