Single-engine piston

N135WT

2018 Homebuilt SLING 4 TSI

Registered 1 NTSB/FAA record
Built
2018
Serial
131S
Class
Single-engine piston
Engines
Ama/Expr UNKNOWN ENG
Status
Current as of October 2026
Registered owner
Aviation Financial Corp (Non-citizen corporation)
Based
Torrance, CA
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Registration record

N135WT on the FAA register

Type
2018 Homebuilt SLING 4 TSI
Serial
131S
Engines
Ama/Expr UNKNOWN ENG
Registered owner
Aviation Financial Corp
Torrance, CA
Certificate issued
2022-07-02
Airworthiness date
2018-07-27
Registration expires
2029-07-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A08FCA
Mode S (octal)
50107712
Seats (type)
4
Weight class
up to 12,499 lb
Kit
Airplane Factory SLING 4 TSI
Status
Current as of October 2026
Registry history

Timeline

  • 2029-07-31
    Registration expires (renewal due).
  • 2023-09-25
    Accident at San Pedro, CA; damage: substantial.
  • 2022-07-02
    Certificate of registration issued as N135WT.
  • 2018-07-27
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N135WT

N135WT is a 2018 Homebuilt SLING 4 TSI, serial number 131S. The FAA register lists Aviation Financial Corp as the registrant in Torrance, California. The current certificate of registration was issued on July 2, 2022 and expires on July 31, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Ama/Expr UNKNOWN ENG engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 27, 2018.

N135WT has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2023-09-25 Accident · San Pedro, CA Damage: Substantial Serious injury NTSB · WPR23LA352
Reported aircraft: Wayne Toddun SLING 4 TSI
Probable cause: A total loss of engine power due to a failure of the No. 4 cylinder exhaust valve from overheating and excessive wear.

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

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Browse: Aircraft registered in California· 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.