Ford Racing offers their "Z Series" Heavy Duty World Class T5 5-speed transmission with all the refinements and upgrades that had been developed to improve performance and longevity over the years. Rated for 300 ft./lbs of torque World Class T-5 transmission is the perfect solution for Mustangs or ...Whats the max torque & hp that a T5 can take? Got a motor that is gona push close to the 400 hp. Can the stock T5 take it? Not really gona race no slicks just weekend driver and ocassional street race!!! If need to replace with what? TKO 500 TKO 600 T56 Or? Thanx-----" u wanna play u gatta pay "