hey i have a 90 GT with 60 k on the clock and with borla exaust,off road h pipe, shorty headers, moroso cold air, larger throttle body and mass air and 24 lb injectors and 373s, and i was wondering exactly how much abuse this motor can handle. by all mean i dont beat my car but every now and then i do get on it and luach the car hard and shift at 5500 and i was wondering if i was to get on it more can it handle it no problem. what i am tryin to say is can this motor handle a little abuse and hard driving?