Single-engine piston

N331SY

1980 Homebuilt Valmet L70 Vinka

Registered No accidents on file
Built
1980
Serial
7
Class
Single-engine piston
Engines
Lycoming AEIO-360-A1B6
Status
Current as of October 2026
Registered owner
Torii Aviation LLC (LLC)
Based
Naperville, IL
Registration record

N331SY on the FAA register

Type
1980 Homebuilt Valmet L70 Vinka
Serial
7
Engines
Lycoming AEIO-360-A1B6
Registered owner
Torii Aviation LLC
Naperville, IL
Certificate issued
2023-07-14
Airworthiness date
2024-10-18
Registration expires
2030-07-31
Airworthiness class
Experimental · exhibition
Mode S (hex)
A39B2D
Mode S (octal)
50715455
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-07-31
    Registration expires (renewal due).
  • 2024-10-18
    Airworthiness date on the current FAA record (experimental category (exhibition)).
  • 2023-07-14
    Certificate of registration issued as N331SY.
  • 1980
    Manufactured (1980).
Overview

About N331SY

N331SY is a 1980 Homebuilt Valmet L70 Vinka, serial number 7. The FAA register lists Torii Aviation LLC as the registrant in Naperville, Illinois. The current certificate of registration was issued on July 14, 2023 and expires on July 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming AEIO-360-A1B6 engine and 2 seats. Its airworthiness certificate is experimental category (exhibition), dated October 18, 2024.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N331SY.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N331SY.

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.