- Holder
- Menasco Manufacturing Co.
- 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 |
|---|---|---|
| Pirate A-4 |
Airworthiness directives · 0
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What the data sheet says
From the PDF’s text layer, line by line: tables lose their columns. The PDF is the record.
MENASCO MANUFACTURING COMPANY
MODELS: Menasco Pirate A-4
T.C. NUMBER: ATC 50
Model Pirate A-4
Type 4LAI
Rating:
Maximum continuous, hp,
rpm, at S.L. pressure altitude 90-1925-S.L.
Take-off (one minute), hp
rpm, at full throttle 90-1925
Fuel (minimum octane
aviation gasoline) 70
Bore and stroke, in. 4.500 x 5.125
Displacement, cu. in. 326
Compression ratio 5.5: 1
Weight (dry), lbs. 265
Crankshaft gearing Direct drive
Supercharging
(impeller gear ratio) None
Carburetion Stromberg NA-R3 carburetor with 1-5/16 in. venturi
Ignition, dual Scintilla PN-4DF magnetos
Certification basis Approved Type Certificate No. 50
NOTE 1. Approval expired 10/7/41. No engines of this model manufactured after this date or
with serial numbers above 105 eligible for use in certificated aircraft.