Quote Originally Posted by Knestis View Post
Now, the fact that you could see it through the grill raises another potential issue. I can't foresee a combination of legal allowances under which I could, say, use a narrower radiator and put the air intake inside the engine compartment, but right in a blast of air coming through the grill...

K
Any radiator may be used, provided it is mounted in the original location, maintains the same plane as the original core and requires no body or structure modifications to install. No new openings created by fitting an alternate radiator may be used for the purpose of ducting air to the engine.

They already thought of that.