Dates

Event

1968

Constructed as a Special IIIM.

To unknown owner with c/r N4651T.

15 August 1969

Crashed.
The incident occurred at Henderson, KY, United States. The time was 1700 hours. The damage was substantial. Incident occurred at the Henderson Airport. The flight departed from Henderson, KY, with an unknown destination. The engine failed or malfunctioned while cruising. The aircraft nosed over during the landing rollout. There was a partial power loss with the failure of one engine. The emergency circumstances included; forced off-airport landing on land...
For a complete description of the event read the NTSB Report.

By 25 July 1970

To unknown owner with c/r N4651T.

From 25 July 1970 to 26 July 1970

Raced as #51.
Appeared at the Wilson Regional Air RAces to compete in the F1 class, but did not qualify. The primary pilot was Donald Davis. Raced in Heat 1. Finished in 3rd place with an average speed of 180.1 mph. Raced in Heat B. Finished in 6th place with an average speed of 178.3 mph. Did not start in the Reserve race. Aborted the take-off with an engine issue.

From 13 September 1970 to 20 September 1970

Raced as #51.
Competed at the National Championship Air Races in the Formula One class. The primary pilot was William Sullivan. Qualified in 18th place with an average speed of 188.81 mph. Raced in the Make-Up race. Finished in 3rd place with an average speed of 180.54 mph.

By 15 May 1971

To unknown owner with c/r N4651T.

From 15 May 1971 to 16 May 1971

Raced as #51.
Arrived late but allowed to race. Appeared at the Wilson Regional Air RAces to compete in the F1 class, but did not qualify. The primary pilot was William Sullivan. Raced in the Reserve race. Finished in 4th place with an average speed of 182.1 mph.

By 15 July 1971

To unknown owner with c/r N4651T.

From 15 July 1971 to 18 July 1971

Raced as #51.
Competed at the National Air Races Cleveland in the Formula One class. The primary pilot was William Sullivan. Qualified in 14th place with an average speed of 180.36 mph. Raced in Heat 1C. Finished in 3rd place with an average speed of 176.90 mph. Raced in Heat 2D. Finished in 5th place with an average speed of 174.42 mph. Raced in Heat 3. Finished in 5th place with an average speed of 177.55 mph.

By 20 May 1972

To unknown owner with c/r N4651T.

From 20 May 1972 to 21 May 1972

Raced as #51.
Competed at the Wilson Regional Air RAces in the Formula One class. The primary pilot was William Sullivan. Qualified in 6th place with an average speed of 189.474 mph. Raced in the Reserve race. Finished in 2nd place with an average speed of 183.233 mph. Raced in the Trophy race. Finished in 6th place with an average speed of 177.866 mph.

By 31 May 1972

To unknown owner with c/r N4651T.

From 31 May 1972 to 4 June 1972

Raced as #51.
Competed at the TRANSPO 72 in the Formula One class. The primary pilot was William Sullivan. Qualified in 10th place with an average speed of 188.58 mph. Raced in Heat 1A. Finished in 1st place with an average speed of 217.46 mph.

From 12 September 1972 to 17 September 1972

Raced as #51.
Competed at the National Championship Air Races in the Formula One class. The primary pilot was William Sullivan. Qualified in 14th place with an average speed of 197.44 mph. Raced in Heat B. Finished in 6th place with an average speed of 190.93 mph. Raced in the Reserve race. Finished in 4th place with an average speed of 199.82 mph.

12 September 1972

Photographer: Unknown
Notes: Photographed at the Reno Air Races.

By 16 January 1973

To unknown owner with c/r N4651T.

From 16 January 1973 to 21 January 1973

Raced as #51.
Competed at the The Great Miami Air Race in the Formula One class. The primary pilot was William Sullivan. Qualified in 10th place with an average speed of 200.74 mph. Raced in the Reserve race. Finished in 3rd place with an average speed of 197.80 mph.

10 September 1973

To William L. Sullivan, Henderson, KY with new c/r N51WS.

From 11 September 1973 to 16 September 1973

Raced as #51.
Competed at the National Championship Air Races in the Formula One class. The primary pilot was William Sullivan. Qualified in 20th place with an average speed of 195.65 mph. Raced in the Make-Up race. Finished in 2nd place with an average speed of 194.65 mph.

28 June 1974

Crashed.
The incident occurred at Evansville, IN, United States.
For a complete description of the event read the NTSB Report.

From 9 September 1975 to 14 September 1975

Raced as #51.
Competed at the National Championship Air Races in the Formula One class. The primary pilot was William Sullivan. Qualified in 14th place with an average speed of 208.09 mph. Raced in Heat 1. Finished in 3rd place with an average speed of 207.54 mph. Raced in the Reserve race. Finished in 1st place with an average speed of 215.89 mph.

By 22 May 1976

To unknown owner with c/r N51WS.

From 22 May 1976 to 23 May 1976

Raced as #51.
Competed in the Sturgis Air Races event. The primary pilot was William Sullivan. Qualified in 5th place with an average speed of 203.160 mph. Raced in Heat A. Finished in 5th place with an average speed of 205.95 mph. Raced in the Trophy race. Finished in 4th place with an average speed of 203.620 mph.

19 June 1979

Civil registration, N51WS, cancelled.

5 June 1981

Certificate of airworthiness for NX4651T (3M, HL-1) issued.

17 May 2000

To unknown owner with c/r N4651T.
Sale reported to a new owner in Novi, MI.

27 November 2012

Civil registration, N4651T, cancelled.
Sale reported to a new owner in Novi, MI.

To unknown owner with c/r F-PVIO.

Restored.
Markings Applied: 74

Photographer: Unknown
Notes: Photographed at the air races in Cleveland. Timothy Weinschenker comments (24 April 2022): This looks like Bill Sullivan and his Cassutt racer.

Photographer: Unknown
Notes: Photographed at the air races in Cleveland.