How to make a lawn mowor in to a racing lawn mowor I have a crastman 5 speed

There are a lot of sites - here is one of them. http://www.instructables.com/id/How-to-make-a-racing-lawn-mower/

How old are you?

I'm trying to mack it go faster and have more speed not to get parts is there a cheap way or not its so I can have fun on it not to mow grass

I understand what it is you are asking. I didn't post anything about parts. I posted about converting the riding lawn mower.

What else do you need to know?

Have you done it before. Because I was thinking about change the rims and tires and the pully