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AirCorps Aviation’s Piper L-4H Restoration Report – Fall 2024 Update

Vintage Aviation News

(image via AirCorps Aviation) A view of the forward frame reveals the four holes (boxed in red) for the engine mount bolts (which also pass through the firewall). image via AirCorps Aviation) The transverse tube (highlighted by the red box) is where the horizontal stabilizer’s rear main spar tube passes through the fuselage.

Firewall 105
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Approachable Excellence

Plane and Pilot

To some extent this was carried out with the Cherokee, though the key design elementuse of a stabilator in place of a conventional elevator and fixed horizontal stabilizeris likely the influence of John Thorp. Thorp joined the Piper design team during the Cherokees development; his own Sky Scooter used a stabilator.

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Flight Review: Van’s RV-12 LSA—Singular Success

Plane and Pilot

Sure, there are the removable wings and an unusual-for-an-RV stabilator out back for pitch control, but there’s nothing revolutionary in the concepts or execution. The large canopy pivots at the firewall, so it’s up and out of the way as you settle in. The RV-12 is, of course, all metal. But it’s not difficult to learn.

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Flight Review: Van’s RV-12 LSA—Singular Success

Plane and Pilot

Sure, there are the removable wings and an unusual-for-an-RV stabilator out back for pitch control, but there’s nothing revolutionary in the concepts or execution. The large canopy pivots at the firewall, so it’s up and out of the way as you settle in. The RV-12 is, of course, all metal. But it’s not difficult to learn.

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Power-on Stall: How to Recover

Pilot Institute

The turbulent air hits the horizontal stabilizer, which causes a vibration that can be felt throughout the aircraft. To the Firewall (Power) Quick and smooth power application is also required to minimize altitude loss during stall recovery. As the aircraft stabilizes at level attitude, reduce flaps to 10 degrees.

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Return to Form

Plane and Pilot

The previous CTs had a stabilator for pitch, where the new F2 uses a more conventional elevator and fixed horizontal stabilizer. With the F2, the rudder and vertical stabilizer are changed, with the rudder becoming a much smaller surface than before. Out back, theres an entirely new tail.

Rudder 98
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Nothing Small About It

Plane and Pilot

Pretty much the only metal parts are the landing gear legs, stainless firewalls, engine mounts, engines and hardware. From the pilot’s seat it cruises near effortlessly and handles nimbly on land or water with a great combination of stability and modest control pressures. Pricing You would have to ask.