It's got about 380 in it with a good tune. It will never get that though. He put it together with spare parts.

Here is some of the Hemi stuff I worked with in the past...

Ported 6.1 heads with ceramic chambers, teflon intake ports and color matched ext.



426 into a 6.1 08 SRT8 Challenger. It had 900 miles on it when we tore it apart.



Color Matched and ported 6.1 intake




Various ported Hemi Heads...