1994 Toyota Celica "hard start 94 corolla" Questions

94 corolla dx 1.8 hard starting. Replaced fuel pump and fuel filter. Also the fuel pump relay behind the radio. When I spray starting fluid in the intake it starts. I suspect it would be the fuel ...

...94 Toyota Corolla and my speedometer will continuously jump from the speed I'm going to zero. In the case that my speedometer jumps down to zero, my car will have a hard time picking up speed ...