The Piaggio P.D.4

by Daniel Russ on May 9, 2018


A prototype helicopter was undergoing flight trials by the Piaggio company. It was called the P.D.4, a new helicopter design that featured a tandem-rotor design. The power plant as an eight-cylinder engine at the rear

The four seat P.D.4 was equipped with 450hp Alpha Romeo engine in the only prototype. This was remvoed and a 215hp Franklin was adopted. 


During it debut flight it crashed, ending the project altogether.


Related Posts:

  • Stay Tunes For Similar Posts

Leave a Comment

Previous post:

Next post: