There are 20 Tomark Aero Cz Sro VIPER SD-4 aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 2009 and 2025.
N848EA
2025 Tomark Aero Cz Sro VIPER SD-4
Fort Lauderdale, FL
N874EA
2025 Tomark Aero Cz Sro VIPER SD-4
Sheridan, WY
N875EA
2025 Tomark Aero Cz Sro VIPER SD-4
Post Falls, ID
N881EA
2025 Tomark Aero Cz Sro VIPER SD-4
Fort Lauderdale, FL
N485EA
2024 Tomark Aero Cz Sro VIPER SD-4
Dover, DE
N802EA
2024 Tomark Aero Cz Sro VIPER SD-4
Merritt Island, FL
N814EA
2024 Tomark Aero Cz Sro VIPER SD-4
Greeley, CO
N374EA
2023 Tomark Aero Cz Sro VIPER SD-4
Saint Charles, MO
N411EA
2023 Tomark Aero Cz Sro VIPER SD-4
Sheridan, WY
N447EA
2023 Tomark Aero Cz Sro VIPER SD-4
Saint Charles, MO
N478EA
2023 Tomark Aero Cz Sro VIPER SD-4
Hayden, ID
N854EA
2023 Tomark Aero Cz Sro VIPER SD-4
Wilmington, DE
N359EA
2022 Tomark Aero Cz Sro VIPER SD-4
Yorkville, IL
N973EA
2022 Tomark Aero Cz Sro VIPER SD-4
Fort Lauderdale, FL
N311EA
2017 Tomark Aero Cz Sro VIPER SD-4
Vancouver, WA
N450EA
2017 Tomark Aero Cz Sro VIPER SD-4
Carson City, NV
N613TK
2009 Tomark Aero Cz Sro VIPER SD-4
Frisco, TX
N205JR
Tomark Aero Cz Sro VIPER SD-4
Middletown, DE
N651EA
Tomark Aero Cz Sro VIPER SD-4
N652EA
Tomark Aero Cz Sro VIPER SD-4
Fort Lauderdale, FL