440 Dyno Results

As for the headers........
This the only sheet I have handy for that:
Dyno headers:
600tq @ 4000
675tq @ 4500(peak)
718hp @ 6000(peak)
692hp @ 6700

Fenderwell headers:
658tq @ 4000
673tq @ 4500(peak)
678hp @ 5900(peak)
643hp @ 6700