Our ProCharged GTO made a whopping 444.5 hp at the rear tires after being tuned with a new Racetronix fuel system on a Mustang chassis dyno ("Fueling the Fire," March '06). This kind of power is great ...

Well, for Kevin DiOssi, Associate Editor of our sister magazine High Performance Pontiac, his issue was with the clutch hydraulic system. "The factory setup was notorious for not fully engaging First ...