Transcript Lancair IV-P

Plane & Pilot, Aug 98
Lancair IV-P
“The Kit that sets the Standards”
Lancair website
Designed by Lance Neibauer
Power
• Continental TSIO-550B1E with twin turbos
producing 350 hp.
– 17.8 gph at 75% power
– power to weight 9.1 lbs/hp
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3 or 4 blade constant speed propeller.
290 knots at 24,000 ft
climb rate of 2600 ft/min
takeoff distance 1500 ft ground roll
range of 1,450 sm (no reserve)
High (L/D)max
• high AR = 9.1
• low drag
Lancair website
– smooth surface (no rivets)
– flat plate area of 2.1 ft2
– antennas in the wing tips
Airfoils
• Airfoil Section
– root, McWilliams
RXM5-217
– tip, NACA 64-212
• Span
– w/o winglets 30.2 ft2
– w winglets 32.6 ft2
• Wing Loading
– 32.7 lbs/ft2
Slow Flight
• To slow down
– speed brakes
• To stay slow
– single slotted Fowler
flaps
– pilot skill
– nose high attitude with
some power
– fly all the way to the
ground
Plane & Pilot, Aug 98
Built for a Family
Plane & Pilot, Aug 98
• Growing Family
– Lancair IV was created
after the birth of
Lance’s second child.
Plane & Pilot, Aug 98
• Roomy Cabin
– 43 inches wide and 48
inches tall
– side mounted flight
sticks
Pricing and Build Time
• Pricing
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Lancair IV-P $102,900
Lancair IV $78,900
engine $56,500
avionics $40,000
• Building
– fast build kit 2500 hours
• Flying
– over 100 planes flying including the prototype
– prototype has over 3000 hours on it
Lancair website