You need to go back and look at the firing order of the spark plug wires you installed. If you get two out of place on a four cylinder engine, you now only have two good firing cylinders, and depending on which two got switched, one of them may even be firing the cylinder at opposition to the rest, not allowing the engine to get anywhere close to operating speeds. 

Here is the firing order diagram to help you:

![enter image description here][1]


  [1]: https://i.sstatic.net/slfIy.jpg