I have an 05 Roush with the M90. It is a great supercharger for the money. It makes a great whining sound when you get into it. With the 2.57 pulley 4.10's OR x pype I ran 12.01 at 117 mph. That was at 405 rear wheel. I have add LT's and a CAI since I last ran it. It made 430 HP and 448 TQ. I...
I have an 05 Roush with the M90 blower. What kind of power will these make on this? I've been thinking about a blower grind cams but this is a good deal?