NeoTokyo

It is a cover that goes over the valve covers and around the intake. The runners in the center are the actual intake runners. They also look cast and not plastic.

Here is a photo of the engine without the cover on it.
http://z.about.com/d/mustangs/1/0/A/...09-priddy1.jpg
Credit to About.com

tat2dmeatman

I can clearly see that a new Mustang is in the offing. Lookout 2011, here we come.

Free Agent

Thanks for the answer and link NeoTokyo.

Anyone know the size of the throttle body? (Inside diameter that is)

yourmyboybh1026

I'd love to just swap the motor and trans in mine for the new 5.0 and 6speed. Hrmmm, I wonder how much of a pain in the *** that would be?

AWESOMO 4000

From 157hp to 412hp in a shade under 30 years...

http://www.examiner.com/x-16995-Gran...ution-Take-Two