Who makes a good 408w crate motor? Or should I just have one built by my local builder?

 

If ya have a builder ya can trust locally....local builder

 

https://mustangforums.com/m_5255415/tm.htm

 

save the hassle and go local.

its alot easier to get things done when something goes wrong with someone you can talk to face to face.

and when your dealing with a moded engine its pretty easy for things "not to fit" as well as you'd like them to