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Letters

Need for SpeedNigel Speedy needs to be careful not to exceed 180 knots CAS....

Engines of Change

It never fails to amaze me, this choice in powerplants for our Experimental aircraft....

Flight Review: Point of Ignition

Builder Kurt Goodfellow has risen to the challenge of installing a Wilksch Airmotive WAM-120 diesel powerplant in his Van’s RV-9, and the proof is in the performance test results. By Ken Krueger.

Constant-Speed Props

How do they work?