What is a good top engine cleaner?

[BPATT]

I want to do a top engine clean up. I heard I could use C-FOAM or find a place the does Motor vacs. I have never heard of the before. I am just wondering hwat every one else is using.

BP

 

[ghostrider_85]

i use simple green

 

[shanker]

seafoam....you can get it at O'reilly

 

[GM TURBO]

Are you looking for internal cleanliness or external cleanliness?

Internal - use GM Top Engine Cleaner
External - use Simple Green or any other degreaser.

 

[BPATT]

I am looking for internal cleaning.

 

[JSM]

Water injection...

or GM top engine cleaner