Lancair IV-P

“The Kit that sets the Standards”

Designed by Lance Neibauer

Plane & Pilot, Aug 98

Lancair website

Power• Continental TSIO-550B1E with twin turbos

producing 350 hp.– 17.8 gph at 75% power

– power to weight 9.1 lbs/hp

• 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

– smooth surface (no rivets)

– flat plate area of 2.1 ft2

– antennas in the wing tips

Lancair website

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

• 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

Slow Flight

Plane & Pilot, Aug 98

• Roomy Cabin– 43 inches wide and 48

inches tall

– side mounted flight sticks

Built for a Family

• Growing Family– Lancair IV was created

after the birth of Lance’s second child.

Plane & Pilot, Aug 98

Plane & Pilot, Aug 98

• Pricing– 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

Pricing and Build Time

Lancair website