EV1 Harness to EV6/USCAR Fuel Injector Connector Plug & Play Adapters Choose a single or a set of 4, 6, or 8 Adapters This Plug and Play Adapter allows you to use fuel injectors with an EV6 (also referred to as USCAR) connector on a vehicle equipped with an EV1 (Also known as Jetronic or Minitimer) style injector harness. Commonly used on 1993-2002 Camaro/Firebird, 1997-2004 Corvette as well as many Ford and Import vehicles when installing aftermarket fuel injectors.