AST Rollcages V1 Bolt-In 6-Point Roll Cage for Subaru Impreza GC - FIA VN47 Vector How do I correctly choose

How do I correctly choose the size of my helmet

Compatibility models and engine codes : Ford 1500cc - 1600cc / 4 Cyl - Lotus / Ford OVH & Twin Cam (Elan/Escort/Cortina)

Compatibility models and engine codes : Subaru EJ18E EJ20 EJ22 EJ25 EJ25T EJ20T EJ20TT EJ22TT (Turbo / Twin Turbo) - 1820cc 1994cc 2212cc 2457cc (52 mm diameter)

The gauge is supplied with black and silver bezels as well as black and silver faceplates which are interchangeable

AST Rollcages V1 Bolt-In 6-Point Roll Cage for Subaru Impreza GC - FIA VN47 Vector How do I correctly chooseAST Roll Cages SpecificationsAttention : AST roll cages designed and built according to FIA Appendix J may not be approved depending on the year of preparation of your car. Indeed the safety requirements are often revised in Appendix J by the FIA. Check with your Federation Sporting Organisation for the minimum safety requirements specific to your vehicle version engine and type of event and or championship to be contested. AST roll cages have 4 to 10