EASA Regulations for Evektor SportStar RTC

2 airworthiness directives and regulations affecting Evektor SportStar RTC.

Get the next one by email

New ADs and bulletins for Evektor SportStar RTC, summarized like the ones below, every Monday.

EASA AD 2026-0170

Sep 1, 2026

Engine – Propeller Gearbox – Inspection

EASA Airworthiness Directive 2026-0170 is an airworthiness directive addressing the inspection of propeller gearboxes installed on certain light sport and general aviation aeroplanes equipped with BRP-Rotax 912 ULS2 engines. The affected aircraft include Evektor SportStar RTC, Tomark Viper SD-4 RTC, Breezer B600, and Czech Aircraft Group PS-28 Cruiser models. The directive mandates inspection for missing oil spray nozzles and securing screws in the propeller gearbox to prevent potential engine oil loss or uncommanded engine shutdown.

Airworthiness Directive
  • Breezer Aircraft Gmbh & Co. Kg. B600
  • Czech Sport Aircraft PS-28 Cruiser
  • Evektor, Spol. S R.O. SportStar RTC
  • Tomark, S.R.O. Viper SD-4
  • Evektor SportStar RTC
  • Tomark Viper SD-4 RTC
  • Breezer B600
  • Czech Aircraft Group PS-28 Cruiser

EASA AD 2023-0177-E

Oct 9, 2023

Engine — Propeller Gearbox Magnetic Plug — Inspection / Propeller Shaft — Replacement

EASA Airworthiness Directive 2023-0177-E is an emergency directive addressing certain Evektor SportStar RTC aeroplanes equipped with BRP-Rotax 912 ULS engines. It mandates inspection and replacement of propeller shafts with Part Number 937047 that were found to have machining defects. The directive aims to prevent engine failures caused by increased wear on propeller shaft bearings.

Airworthiness Directive
  • Evektor, Spol. S R.O. SportStar RTC
  • Evektor SportStar RTC