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Aircraft record

N20973Waco UPF-7

Registration validUnclaimedSource: FAA, updated Oct 17, 2026

Safety record in brief:1 NTSB accident (substantial damage, Jul 1988)No ADs since 1998 matched

Registration
Valid
expires Oct 31, 2032
Based in
Fairbanks, AK
owner city / state
Engine
W670 SERIES · 250 hp
Cont Motor
Owners
1
since 2025
NTSB events
1
substantial, 1988
ADs may apply
0
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Registered owner
Four Stars Four Bars Aeromotive LLC
Owner type
LLC
City, state
Fairbanks, AK
Certificate issued
Oct 24, 2025
Expires
Oct 31, 2032
Airworthiness
Standard · Normal
Airworthiness date
Aug 13, 1980

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Waco
Model
UPF-7
Serial number
5319
Aircraft type
Fixed wing single engine
Category
Land
Certification
Type Certificated
Seats
2
Engines
1
Max takeoff weight
Up to 12,499 lb
Mode S code
A1B6DB

Engine

Make and model
Cont Motor W670 Series
Type
Reciprocating
Power
250 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2025 – nowFour Stars Four Bars Aeromotive LLCFairbanks, AK · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

Jul 21, 1988 · Greenland, NH

THE INTENTION OF THE FLIGHT WAS TO GIVE PEOPLE AT AN ANNUAL COMPANY PICNIC A RIDE IN THE AIRCRAFT. AFTER TAKEOFF AND WHILE STARTING A LEFT TURN THE PILOT STATED THAT HE ENCOUNTERED A 'SUDDEN WINDSHEAR/DOWNDRAFT.' THE AIRCRAFT NEVER GOT ABOVE 200 FEET AND COLLIDED WITH A TREE DURING THE RECOVERY. THE PILOT INDICATED THAT THE WINDS WERE GUSTING TO 25 KNOTS AND THAT THE AIRCRAFT GOT INTO A 'STALL…

Damage
Substantial
Injuries
None
Report
NYC88LA190

From NTSB records; matched by serial number.Read NTSB report (search CAROL for NYC88LA190)

Accident history for this model

ADs published since 1998 that may apply (0)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

No ADs published since 1998 matched this airframe or engine model.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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