PIPER AIRCRAFT

Stephen Costley July 22, 2025

PIPER AIRCRAFT unveiled diesel-powered Seminole DX with 180-hp, turbo-charged DeltaHawk DHK4A180 engine.

Stephen Costley

Steve Costley is responsible for the overall production SpeedNews. Steve has over 30 years of experience with SpeedNews, now part of the Aviation Week Network. He joined the company in August 1989 as an Associate Editor and was named Managing Editor in 1994. He was also named Vice President and Chief Operating Officer of SpeedNews, Inc., in the late 1990s, and held those titles until Prism Business Media acquired the company from Gil Speed in 2006.

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