Pratt & Whitney R-985
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Image:Pratt & Whitney R-985 AN14B.jpg The Pratt & Whitney R-985 Wasp Junior was an engine widely used in American aircraft starting in the 1930s. It was a scaled-down version of the original R-1340, and the second in the Wasp family. It was a single-row, 9-cylinder air-cooled radial design. Displacement was 985 cubic inches (16.1 liters); bore and stroke were 5-3/16" and 5-3/16".
It was used on numerous light aircraft and has a good reputation for being dependable. Most versions produced 450 hp.
[edit] Specifications (R-985)
General characteristics
- Type: 9-cylinder air-cooled radial engine
- Bore: 5.2 in (132 mm)
- Stroke: 5.2 in (132 mm)
- Displacement: 985 in³ (16.1 L)
- Dry weight:
<h3>Components
- Cooling system: Air-cooled
<h3>Performance
- Power output: 450 hp (335 kW)
- Specific power: 0.46 hp/in³ (20.8 kW/L)
- Power-to-weight ratio:
[edit] External link
