Van’s Aircraft - Models 3 thru 14 0514030-4 This is accomplished through the

This is accomplished through the oversized hole in the end of the black cap where the red cord passes through

specify size

Cessna Cardinals (177) use a quantity of 2

A FULL SET - WING VENT PLUGS (up to four plugs) TWO FOR EACH WING AND TWO AVIONICS COOLING PORT PLUGS $42

much better than the typical scoop that protrudes into the airstream

Van’s Aircraft - Models 3 thru 14 0514030-4 This is accomplished through theMANUFACTURED BY AFFORDABLE AVIATION AIR INLET PLUGS! $27. 95 each KEEP THE BUGS OUT! The beauty of NACA Air Inlets is that they scoop air with very little drag, much better than the typical scoop that protrudes into the airstream.