You bet it will. It will also used lots of fuel and have no power.
Yes
If fuel injected, yes. Plus it is illegal.
It s illegal to remove a catalytic converter.
It will use more fuel if you remove the catalytic converter.
catalytic converter stopped up
check compression in cyclinders or catalytic converter may be stopped up.
It will make your truck a lot louder, hurt fuel mileage, and make the check engine light come on and it is illegal to do this.
Yes, it most certainly can if the converter is clogged.
Yes
It's not up to you, when to "make the catalytic converter to work"!... The catalytic converter will provide the chemical reaction alone only @ 400 > degree, no options! See/Google "how it works" and that will help you understand how and why!
Unfortunately, you would need access to automobile industry equipment, in other words, a catalytic converter is made with stamped stainless steel.
A restriction in the catalytic converter will cause the EGR solenoid to melt on a 1995 Ram.