It won't hurt the engine but it will hurt the catalytic converter.
Yes, you can do serious damage to the engine if the converter is clogged.
As long as the muffler and catalytic converter are intact
Removing a catalytic converter and not replacing it is highly illegal.Removing a catalytic converter and not replacing it is highly illegal.
If the vehicle came from the factory with a catalytic converter is illegal to remove it. It will also not run properly without the catalytic converter install.
Yes it does.
No. It is illegal, the check engine light will be on, and the computer will try to adjust which will hurt performance.
Yes it will. Your engine will not run properly and you will get poor mileage and loss of power. And besides that is it a federal crime to remove the catalytic converter from any vehicle.
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.
no and if you do it that way it is also leagle
If, like most weed eaters, it is powered by a 2-cycle engine that has oil mixed with the gas, yes, it will be harmful to the car. If nothing else, the oil will foul the spark plugs and damage the catalytic converter.
not if you want it to be street legal. removing the cat will throw a check engine light and will not pass state inspection (in most states), otherwise it will not hurt the car.