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Model

Tomark Aero Cz Sro VIPER SD-4

20 Tomark Aero Cz Sro VIPER SD-4 aircraft are currently registered with the FAA, built 2009–2025. Most are registered in FL, DE and WY.

Registered today
20
Years built
2009–2025
Seats
2
Engines
1 · 4 Cycle

Airworthiness Directives

ADs published since 1998 that may apply

0 ADs match the Tomark Aero Cz Sro VIPER SD-4 airframe. Engine ADs depend on the engine installed and are listed on each aircraft page.

AI-extracted — verify against original. Applicability must be confirmed by a mechanic against the aircraft's records.

Watch new ADs for the Tomark Aero Cz Sro VIPER SD-4

One email when a new AD may apply to this model. Stop any time.

Accident history

NTSB since 1982
NTSB events
0
Destroyed
0
Substantial damage
0
Minor damage
0
No damage
0

Events are NTSB accidents and incidents matched to Tomark Aero Cz Sro VIPER SD-4 airframes by serial number or N-number; counts are approximate, because older events can't always be matched. Too few registered Tomark Aero Cz Sro VIPER SD-4 aircraft for a meaningful yearly rate.

Service difficulty reports

FAA SDRs since 1995

0 reports on Tomark Aero Cz Sro VIPER SD-4 airframes. Each aircraft page lists its own reports.

Registered fleet by year built

FAA Registry
Currently registered aircraft by year built
20091
20172
20222
20235
20243
20254
Unknown3

By state

Top 10
Currently registered aircraft by owner state
FL6
DE3
WY3
ID2
CO1
IL1
MO1
NV1
TX1
WA1

Buyer checklist

No ADs published since 1998 match the Tomark Aero Cz Sro VIPER SD-4 airframe; engine ADs depend on the engine installed. No NTSB events since 1982 involve Tomark Aero Cz Sro VIPER SD-4 airframes. Check each aircraft's own record before you buy.

  • Read the logbooks for the airframe, engine and propeller, start to finish.
  • Check AD compliance records against the ADs that may apply.
  • Look for damage history and Form 337 major repairs and alterations.
  • Have an independent A&P or IA do a pre-buy inspection.
  • Run a title search and use escrow for the payment.
See the registered Tomark Aero Cz Sro VIPER SD-4 aircraft

Type data

FAA aircraft reference file
Aircraft type
Fixed wing single engine
Category
Land
Certification
Light Sport
Max takeoff weight
Up to 12,499 lb

VIPER SD-4 aircraft

Page 1 of 1
N-numberYearBased inCertificate issued
N205JR—Middletown, DEOct 18, 2021
N311EA2017Vancouver, WAFeb 26, 2020
N359EA2022Yorkville, ILNov 12, 2022
N374EA2023Saint Charles, MODec 23, 2023
N411EA2023Sheridan, WYDec 15, 2025
N447EA2023Sheridan, WYAug 26, 2026
N450EA2017Carson City, NVMay 7, 2026
N478EA2023Hayden, IDMay 26, 2026
N485EA2024Dover, DEDec 20, 2025
N613TK2009Frisco, TXApr 27, 2010
N651EA—Fort Lauderdale, FLAug 28, 2026
N652EA—Fort Lauderdale, FLAug 6, 2026
N802EA2024Merritt Island, FLMar 25, 2025
N814EA2024Greeley, CONov 25, 2024
N848EA2025Fort Lauderdale, FLNov 13, 2025
N854EA2023Wilmington, DEOct 30, 2025
N874EA2025Sheridan, WYApr 23, 2026
N875EA2025Post Falls, ID—
N881EA2025Fort Lauderdale, FLNov 21, 2025
N973EA2022Fort Lauderdale, FLJan 20, 2026

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