2005 Chevy Cavalier Engine Knocking

First, we only recommend direct fit parts. Yes, you could change the engine, but the cost, effort, and time are more effort than they are worth. What happens is you need to change computers, sensors, vacuum hoses, wiring harness, motor mounts, exhaust. The list goes on. Then, after you have spent all that money, put the time into it, there always seems to be something that doesn't work properly. That is why we only recommend direct fit parts.