While looking around on modified.com recently, I noticed a post on the site's forum asking what cylinder head porting and polishing is. The person who posted it apologized for asking what he felt was ...

These are the basic tools we used to do the pocket-porting work. You'll need a die grinder (1) and flame-shaped carbide cutter (2), safety glasses (3) and a spindle (4) for the 60-grit hard rolls (5).

The idea behind this effort was to use one flow bench to test as many small-block and big-block Chevy cylinder heads as possible. By using one flow bench and the same test procedure, we eliminated ...