Thanks, Tom. That sounds like an extra gallon of fuel to me and slightly better fuel economy. This is going on my list of things to do.... after I get my bird flying.
Frank Nelson N51DV - 415C --- In [email protected], THOMAS COOK <[EMAIL PROTECTED]> wrote: > > Response to Frank Nelson question > > I don't have good data but my guess is that the direction and attitude indicators with associated regulators and hardware would weigh about 6 to 8 pounds. The drag on the plane for the venturis has been estimated at 2 to 3 mph for a single large unit and another 1 to 2 mph for a second one for a turn and bank instrument. > > If anyone has better data I would appreciate having it as this question has come up before. Remember , you don't get something for nothing, to create vacuum you generate drag. > > Regards > Couper 3989H Tom >
