Single-engine piston

N4304S

1995 Homebuilt Kolb Twinstar

Registered No accidents on file
Built
1995
Serial
TS273
Class
Single-engine piston
Engines
Bombardier ROTAX (ALL)
Status
Current as of October 2026
Registered owner
Landis William S + 1 co-owner (Partnership)
Based
York, PA
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Registration record

N4304S on the FAA register

Type
1995 Homebuilt Kolb Twinstar
Serial
TS273
Engines
Bombardier ROTAX (ALL)
Registered owner
Landis William S + 1 co-owner
York, PA
Certificate issued
2018-07-10
Airworthiness date
1995-09-12
Registration expires
2028-07-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A52613
Mode S (octal)
51223023
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-07-31
    Registration expires (renewal due).
  • 2018-07-10
    Certificate of registration issued as N4304S.
  • 1995-09-12
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N4304S

N4304S is a 1995 Homebuilt Kolb Twinstar, serial number TS273. The FAA register lists Landis William S + 1 co-owner as the registrant in York, Pennsylvania. The current certificate of registration was issued on July 10, 2018 and expires on July 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Bombardier ROTAX (ALL) engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated September 12, 1995.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4304S.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4304S.

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

Same state

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All 6,188 aircraft registered in Pennsylvania →
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Browse: Aircraft registered in Pennsylvania· Registry by state· FAA registry stats

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.