hi there.i am in the middle of rebuilding a 2wd sapphire cosworth i have a problem with the firing side i dont have any spark.i have changed the ignigition amp.new coil new plugs and leads dizzy cap and rotary arm i have power supply going to the coil which i have tested with a electrical tester.i have some supply going to the ignigition amp but i dont have any supply going to dizzy cap.or injectors.and no supply to the fuel pump but fuel pump does work when tested on the battery.so can some please help me.

many thanks.
chris.