Tag: insurance

Some builders of Experimental/Amateur-Built aircraft are builders in name only, deferring primary construction of the aircraft to the pros. So concluded the FAA, which is determined to clamp down on those who would flout the 51% rules. What does it mean to regular homebuilders? Those who are building now will be unaffected, but for future builders, the FAAs guidance revisions could be significant.

The art of porting cylinder heads, whether by hand or by CNC machine, is a valuable part of blueprinting detailed engine builds or overhauls, and surprisingly subtle changes can determine how efficiently the engine will breathe.

It’s safe to assume few of us have flown via electric power at this point, while some of us have no doubt taken a spin in an electric car.

Built by John Tumilowicz, the Sirocco on our April 1985 cover was the fifth...