Single-engine piston

N3638D

1997 Homebuilt Challenger II

Registered No accidents on file
Built
1997
Serial
CH2-0497-CW-1605
Class
Single-engine piston
Engines
Rotax 503 DCDI
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Thousand Oaks, CA
Registration record

N3638D on the FAA register

Type
1997 Homebuilt Challenger II
Serial
CH2-0497-CW-1605
Engines
Rotax 503 DCDI
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Thousand Oaks, CA
Certificate issued
2020-08-22
Airworthiness date
2010-01-24
Registration expires
2027-08-31
Airworthiness class
Experimental · light-sport
Mode S (hex)
A41AE5
Mode S (octal)
51015345
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-08-31
    Registration expires (renewal due).
  • 2020-08-22
    Certificate of registration issued as N3638D to the current registrant.
  • 2010-01-24
    Airworthiness date on the current FAA record (experimental category (light-sport)).
  • 2002-01-10
    N3638D previously assigned to a Balloon Works Firefly 7 (s/n F7-178); cancelled.
  • 1997
    Manufactured (1997).
Overview

About N3638D

N3638D is a 1997 Homebuilt Challenger II, serial number CH2-0497-CW-1605. It is registered to an individual in Thousand Oaks, California. The current certificate of registration was issued on August 22, 2020 and expires on August 31, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 503 DCDI engine and 2 seats. Its airworthiness certificate is experimental category (light-sport), dated January 24, 2010.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N3638D.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N3638D.

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

Same state

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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.