Sump for 55 gallon?

[fishyb]

Can anyone tell me what is a good size sump for a 55 gallon. Maybe a picture of how to set one up with out drilling my tank out.

 

[shorty34]

a 10 gallon sump would do check out joey the DIY king on YouTube.
he shows how to make a cheap over flow design that works great I use it on my 125 gal freshwater aquarium. plus there are plenty of video's on YouTube to build a sump