It is important to check the oil sump screen for contaminants at least once per year. This was the first time this screen was checked, one year after a major overhaul. The connecting rods were scraping the crankshaft due to misaligned/wrong parts.
In Case You Missed It
Metal Magic: Making Square Instrument Holes In Aluminum
You've built most of your airplane, now it's time for cutting the instrument panel...
Wind Tunnel
Columnist Barnaby Wainfan discusses the factors that affect the longitudinal stability of an aircraft during a variety of maneuvers. Designers make compromises to keep stick forces down so that a pilot can control an airplane, but sometimes they go too far, and light control forces can result in problems that are just as serious as those posed by forces that are too heavy. Whats a designer to do? The most important considerations are presented.
Archive: January 2008
On our cover was the stunning Falco F.8L built by Kris Shipler’s late father,...
Check the oil sump EVERY oil change just as one inspects the filter media.Unpleasant surprises don’t always show up in the oil filter.