I've changed my car's engine (mazda xedos 1992, 16v injection, gasolene with electronic delco). and now i dont have power for the sparking plugs, anyone knows the problem?

I've changed my car's engine (mazda xedos 1992, 16v injection, gasolene with electronic delco). and now i dont have power for the sparking plugs, anyone knows the problem?

Could it be that you mixed up the order of how the plugs were connected to the spark plugs?

best of luck