Single-engine piston

N40AC

1991 American Champion 8-KCAB Xtreme Decathlon

Registered No accidents on file
Built
1991
Serial
644-91
Class
Single-engine piston
Engines
Lycoming AEIO-360 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Helenville, WI
Registration record

N40AC on the FAA register

Type
1991 American Champion 8-KCAB Xtreme Decathlon (FAA: American Champion Aircraft 8KCAB)
Serial
644-91
Engines
Lycoming AEIO-360 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Helenville, WI
Certificate issued
2020-11-04
Airworthiness date
1991-02-01
Registration expires
2027-11-30
Airworthiness class
Standard · normal, acrobatic
Mode S (hex)
A4AA4B
Mode S (octal)
51125113
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-11-30
    Registration expires (renewal due).
  • 2020-11-04
    Certificate of registration issued as N40AC to the current registrant.
  • 1991-02-01
    Airworthiness date on the current FAA record (standard category (normal, acrobatic)).
  • 1989-12-04
    N40AC previously assigned to a Cessna Citation 500 (s/n 5000331); cancelled.
Overview

About N40AC

N40AC is a 1991 American Champion 8-KCAB Xtreme Decathlon (FAA model 8KCAB), serial number 644-91. It is registered to an individual in Helenville, Wisconsin. The current certificate of registration was issued on November 4, 2020 and expires on November 30, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming AEIO-360 series engine and 1 seats. Its airworthiness certificate is standard category (normal, acrobatic), dated February 1, 1991.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N40AC.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N40AC.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.