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I put a 5.7 hemi in my 68 dart and im having a problem. It will not fire the injectors while it cranks. If i give it a shot of ether it will pop right off and fire the injectors. THe injectors have power going to them, the computer just isnt grounding them out when they are suppose to fire. Is anyon...

I recently installed a 5.7 in my 68 dart. Im having a few problems and wondering if you guys could help. 1st problem; The injectors will not fire while cranking, I can give it a shot of ether and it will pop right off and the injectors will fire fine. Not sure what inputs It needs to fire while cran...