EFI Components

IS MY A.J.S A EURO 3 OR EURO 4/5 MODEL

IS MY A.J.S A EURO 3 OR EURO 4/5 MODEL

It is important to order the correct parts for your A.J.S scooter or motorcycle.
There are important differences between Euro 3 and Euro 4/5 parts.
1) Euro 3 models have carburetters and Capacitor Discharge Ignition (CDI)
2) Euro 4/5 modles have Electronic Fuel Injection (EFI) or Electronic Carburetters and an Engine Control Unit (ECU) to control ignition and fuel managment.

Tip: Only Euro 4/5 modles have Malfunction Indicator Lights (MIL) on the speedometer.

Euro 4 or Euro 5

The Cadwell Euro 4 version has a fuel injection system maufactured by YESON
The Cadwell Euro 5 version has a fuel injection system maufactured by DELPHI