when ideling it skips when accelrating it skips when holding a stedy speed skips on 1994 Chevrolet S10 Blazer

replaced fuel pump, plug wires plugs, replaced distuber, distuber cap, still skiping.

Asked by for the 1994 Chevrolet S10 Blazer
sounds like some kind of misfire going on, could be ignition or fuel system. possibly fuel injector.