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Pratt and Whitney Engines in 1937 - USA (1142 words) |
 | In each engine group there were a number of different engines, each with a separate rating, but the general specifications of all engines in each group were identical. |
| The Wasp Junior had a displacement of 985 cubic inches, an overall diameter of 46-3/4 inches, and a bore and stroke of 5-3/16 inches. |
| Its compression ratio was 6.7:1 and its blower ratio, 12:1 while its fuel specification was 87 octane. |
| Aviation Consumer (695 words) |
| As we reported in the September 2007 issue of Aviation Consumer, finding replacement parts is getting to be an expensive chore. |
| It was thus conceived to be a utilitarian vehicle that was tough and capable enough to operate from short, dirt runways, could tanker lots of fuel because availability might be questionable and still carry on if something broke out in the bush. |
| Until recently, though, if we wanted to upgrade our factory instrumentation from what Beech or Cessna decided was adequate, we were stuck figuring out how to install round or square gauges from companies like UMA and Mitchell into rectangular holes. |
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