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MotorCity Speed has the capability to use many different engine management software programs to modify and carefully calibrate your vehicles ECM / PCM to optimise added performance parts and increase power and torque.


Some of the systems used are:


HP Tuners


FAST classic and XFI



MEFI (limited)


Accel DFI




MotorCity speed also offers professional tuning of carbureted muscle cars. Using our chassis dyno and NTK oxygen sensor we can jet your carburetor and adjust the base ad full advance timing to release the maximum potential of your engine.... we have found up to 70 hidden horsepower through proper tuning of a carbureted car!