# TCDS TC 126: 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/sha256/57/a4/57a496ce0e7e326fe0637cc5491f2ff837f4a5a41c7610ba8578bcfe8ace122b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/44F8133CCDA8C47C8525670E006694EB.0001
- Page: https://openairdocs.org/tcds/TC%20126

## Models (1)

As the data sheet lists them.

- Whirlwind R-760E-T

## What the data sheet says

This is OCR from the scanned FAA data sheet. OCR can misread letters and numbers.

```text
MODELS: Wright Whirlwind R-760E-T
1.C. NUMBER: T.C. 126
Model - Whirlwind  R-760E-1
Type - 7RA  Direct drive
Rating:
Maximum continuous,
br. Ipm, at s.L.
fressure altitude  235-2000-S.L.
Take-off (one minute).
be, Ipm, at full
thrcttle  235-2000
Fuel  (minimum octane
aviation gasoline)  73
Bore and stroke, in.  5.0 * 5.5
Cisplacement, cu. in.  756
Compression ratio  6-1:1
weight  (dry) •  1b8-  540
ropeller shaft,
SAE No.  20 or 30 (See NOTE 3)
Carburetion  Stromberg NA-RA carburetor with 2 in. venturi
Ignition,  dual  Scintilla MN7-DF magnetos
Ignition timing,
degrees BTC
Certification basis  Type Certificate No. 126
Froduction basis  The manufacturer does not hold a production certificate for the production of
engines under this type certificate and, therefore, each engine so produced is subject
to a detailed inspection for workmanshif and conformity with the approved data by a
Civil Aeronautics Administration 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.
OTE 1. Maximum permissible cylinder head, barrel, and oil inlet temperatures, 500 degrees Fa, 325 degrees F., and  200 degrees F., respectively.
NOTE 2.  pump and a starter.  This model engine has provisions for mounting a hydraulically controllable two-position propeller, fuel
NOIE 3. Engines with No. 20 spline propeller shaft incorporate a crankshaft torsional vibration damper.
```

## ADs

None name its models.

## STCs approved under this data sheet (2)

- [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
- [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc

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