The FX37-EP6 is a direct replacement for the EP6 ignition controller. The footprint is different but the connector is exactly the same. Simply unplug the connector from the EP6 and plug it into the FX37-EP6.
Check our accessories section to find the conversion kit you need for other types of ignition control. If you can not find one for your control, please give us a ring or complete our Ignition Control Specifier.