CDI Immobiliser Bypass: Peugeot Speedfight MK2 50cc 2T ACI100 LC Yamaha EW50 If you're having spark issues

If you're having spark issues with your YFB250 then you should consider upgrading your coil to a high performance coil pack

To replace OEM:

You will not be disappointed by the quality of these shocks

Yamaha YF 60 S Quad (1987-1990)

This is a high performance coil where you'll bypass the resistor (if you still have one fitted and hasn't been bypassed already)

CDI Immobiliser Bypass: Peugeot Speedfight MK2 50cc 2T ACI100 LC Yamaha EW50 If you're having spark issuesBrand New CDI Immobiliser chip key Bypass to fit: Peugeot Speedfight MK2 50cc 2T (Liquid Cooled). This replaces ACI100, ACI100. 01, ACI100. 02. Please note other CDI Immobilisers may look similar but the original CDI must have one of the ACI100 range stamped on it for this to fit. Simply plugs straight in to the existing wiring loom. No wires to cut, no soldering, just plug it in and off you go! If you are having problems with your Peugeot Speedfight