Flight Reports Sibling Rivalry Liberty and Europa vie for fast and fun flying honors; by Ed Wischmeyer. Builder Spotlight Creativity Under the Cowl These builders have significant flight time on converted automotive engines; edited by Cory Emberson. From Helio to Homebuilt Two builders proved it's possible to go way beyond the typical limitations of a certified aircraft; by Lewis Bjork. Shop Talk Certified Engines vs. Experimental Clones Which one of these (engines) is not like the others? By Marc Cook. Perfect Paint Job, Part 3 Preparation for your creation--metal and composite construction; by Rick Lindstrom. Fly Comfy, Fly Safe Turns out that no pain is your gain; by Rick Lindstrom. Hot Stuff Will your firewall protect you from the scariest of inflight emergencies? By Dave Higdon. Aero 'Lectrics Backyard One has launched; by Jim Weir. Engine Beat Thanks to Hog-Air, pigs do fly! By Tim Kern. Designer's Notebook Wind Tunnel Learning from aviation's design mistakes; by Barnaby Wainfan. Exploring Around the Patch It's about having fun, yes? By Marc Cook. What's New Redesigned lighting controller from Flight Data Systems; edited by Brian E. Clark. Designer Spotlight: Dick VanGrunsven An aviation nerd? The Van's Aircraft patriarch reveals his keys to success; by Tim Kern. Readers' Choice Ballot Vote now for your favorite stuff. Avoiding Mayday Halon fire extinguishers offer inexpensive protection against inflight fires; by Mary Bernard. Kit Bits Letters List of Advertisers Builders' Marketplace The Classified Builder Kit Stuff Drawing on experience; by cartoonist Robrucha.