when u press down on the clutch pedal and u hear a noise it cause of the throw out bearing ... the tranny was working fine before u installed the clutch? did u make sure the pressure plate,clutch disc and throw out bearing were the same ones u too out the old clutch kit ? how bad is the grinding noise ? from what ur say it could be a bad clutch disc spring could of came off , or bad throw out bearing ... usually when u hear a slow difference like that and u let go of the clutch its the throw out bearing ... im on aim suzukigtir hit me up on there so i can better help u