| Total Amount of Hours flown on Corvair Power: 300 Hours |
| Aircraft N-Number: N58DK |
| Builder of Aircraft: Dave Karren, P.O. Box 71, Jensen, Utah 84035 |
| Builder of Engine: GMC |
| Year Aircraft Was Built: 1983 |
| Type of Corvair Conversion Plans: Self, with blower fan and no electric start |
| Engine Year: 1964 |
| Engine Displacement: 164cid |
| Propeller: Ted Hendrickson 66x26 |
| Cruise Speed: 70mph |
| Cruise RPM: 2,600 - 3,100 |
| Dave Karren writes: "I use a 65 Continental carb under the engine using a Y updraft running to each bank made out of exhaust pipe. It works good. It keeps the velocity up. I tried larger, and I may have gotten more power on warmer days." |
| "164 engine is all that will work up here at this altitude. Cams and loads have a lot to do with it also." |
| "I use the blower, and hand starting." |
| Dave Karren first flew on Corvair power in 1968. Pictured below is Corvair-powered Pietenpol Scout N4991 that Dave built, flew, then sold about 1970. |
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