Arnold AR-6

The Arnold AR-6 is a single seat low wing monoplane racing aircraft.

Arnold AR-6
Role	Monoplane
National origin	United States
Designer	Mike Arnold
Built by	David Hoover, Mike Arnold, Craig Catto, Robby Grove, Steve Hill
First flight	March 11, 2005 (2005-03-11)
Primary user	Private
Number built	1
Developed from	Arnold AR-5

Development

Designed by Mike Arnold, who also created the fuselage plug.^[1][2] Mike is known for his original record-setting AR-5 and accompanying video series.^[3][1]

Design

The AR-6 is a one of a kind racing aircraft built primarily of composite materials, Including extensive use of carbon fiber. Powered by a Continental O-200 Engine, built to compete in the Formula One category at the Reno Air Races.^[4] It was designed to comply with the "Formula" Rules,^[5] which limit engine displacement, propeller type, wing area, minimum aircraft weight, and landing gear type.^[6] The Aircraft is also Eligible for International Air Racing.

Racing Career

"Endeavor" was originally built and raced by David Hoover, and first flew on March 11, 2005.^[7] The aircraft, piloted by Hoover, placed first in the Formula One Gold event in 2007.

The aircraft was later sold to Steve Senegal, who placed First in Gold 2008, 2010, 2012, 2014, and 2015.^[8]

While qualifying for the 2014 Reno Races, AR-6 "Endeavor" piloted by Senegal, set the IF1 record of 267.289 mph^[9] flying the 3.1875 mile oval track in 42.931 seconds. Prior to this, Senegal set the race heat record of 260.775mph on Wednesday, September 12, 2012.^[10]

Incidents

The aircraft was damaged in an air racing accident during the 2016 Reno Air Races.^[11] It was subsequently repaired.

AR-6 Specifications

Data from Experimental Aircraft Association Inc.,^[4] Airport-Data.com,^[12] Today's Pilot, March 2006^[13]

General characteristics

• Crew: 1
• Capacity: 2
• Wingspan: 24.3 ft (7.4 m)
• Wing area: 66.0 sq ft (6.13 m²)
• Aspect ratio: 8.95
• Empty weight: 600 lb (272 kg)
• Fuel capacity: 5.4 gal.
• Powerplant: 1 × O-200 Continental Reciprocating, 100 hp (75 kW) (100hp at 2,750rpm, Race: 4,400rpm)
• Propellers: 2-bladed carbon-fiber, 4.5 ft × 5.67 ft (1.37 m × 1.73 m) diameter

Performance

• Maximum speed: 310 mph (500 km/h, 270 kn) at 3,000 feet MSL
• Stall speed: 63 mph (102 km/h, 55 kn)
• g limits: +6/-4
• Wing loading: 13.0 lb/sq ft (63 kg/m²)