Bret Davenport
Bend It Like…A Pro
If you always wanted a custom exhaust for your homebuilt but were too afraid to ask, consider this alternative where you build the model and then send it in to the shop for professional fabrication. Author Bret Davenport found the Aircraft Exhaust four-into-one collector system for his Pitts S-1S more than satisfactory.
In Case You Missed it
Flight Review: What’s Hummin’ at Hummel?
LeRoy Cook flies the fun and efficient H-5 Sport Cruiser, the little Hummel Bird's grown-up sibling.
Wind Tunnel
Columnist Barnaby Wainfan continues his flight-testing discussion by taking up the topic of longitudinal stability. By identifying the origin of the problem, whether it be a control-system issue, a too-small static margin, or a combination of the two, the flight tests he recommends will help to isolate the issue.