From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Replace Continental IO-470-F engine (260 hp) with Continental IO-520-D engine rated at 285 hp continuous and 300 hp at 2850 rpm for takeoff, in accordance with Paul Fournet Air Service Inc. installation instructions dated 9/24/68.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.