the way i found out the clutch on my fan was shot, as told by a goat owner, after the car warmed up, and was at operating temp for a while, try to spin the fan, if it spins freely, its shot, if it has resistance to it, its working fine.
Hot rodding, whether virtual or real... is a religion. Once the Holy Spirit of Horsepower infects you, you will see true Nirvana. And it shall be fueled by nitro-methane.