wes. this is a q for you mainly. but if anyone here who is boosting more than 10psi can give me suggestions, i have a 89 sentra turbo as you guys know. well im boosting 15psi but when i boost to 20 the rear mount always breaks. what did you do to prevent this? could it be my clutch im using 4 puck unsprung clutch and its made by clutchmaster? let me know what i can do.