R rv4dude17 Well Known Member Friend Apr 3, 2016 #1 I am installing a Cessna type pitot tube on my rv4 and it has a small hole in the bottom (pictured). Will this make my airspeed indication read slow since the original "tube" doesn't have that. Last edited: Apr 3, 2016
I am installing a Cessna type pitot tube on my rv4 and it has a small hole in the bottom (pictured). Will this make my airspeed indication read slow since the original "tube" doesn't have that.
C Christopher Murphy Well Known Member Apr 3, 2016 #2 Just curious Drain hole? Do you plan to fly IFR in the airplane? Cm
n82rb Well Known Member Apr 3, 2016 #3 No it's a drain hole. It will not effect your airspeed. Bob burns Rv-4 n82rb
