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In Case You Missed it
Dave Prizio -
Spark plugs-A window into how your engine is running.
Building a vertical-split cowl for an RV-7A.
Tail surface flutter.
2013 Engine Buyers Guide
The outlook for the alternative engine market for Experimental/Amateur-Built aircraft is positive, and there are new additions since last year—even more reason to join the auto-conversion club. By Patrick Panzera.