Having run hundreds of tests on the. effect of 2-valve throttle body upgrades on everything from stock to supercharged combinations. (both centrifugal and positive displacement), it is safe to say that throttle body upgrades on the 2-. valve motors are a worthwhile endeavor.
VDC may refer to: In technology: Virtual design and construction, modeling software and techniques to design and evaluate possible construction processes; Volts of direct current; Video display controller, a computer graphics chip; Vehicle Dynamics Control, a means of increasing vehicle stability through a combination of throttle restriction and braking
virâ¢tuâ¢al /ËvÉtÊuÉl/USA pronunciation adj. virâ¢tuâ¢alâ¢ly, adv. 1  being (the noun stated) in force or effect, though not actually or expressly such[before a noun]They were reduced to virtual poverty. 2  Computingtemporarily simulated or extended by computer software:virtual memory on a hard disk. being such in power, force, or effect, though not actually or expressly such:a virtual dependence on charity. 2  noting an image formed by the apparent convergence of rays geometrically, but not actually, prolonged, as the image formed by a mirror (opposed to real).