Ford Cosworth YB throttle body Designed and manufactured by Turbosport all parts made form billet alloy tested on our super flow dyno we can now guarantee that this throttle body will give better driveability and more power than any other throttle body on the market. Direct to head roller throttle fully tapered even through the roller. No butterfly or shaft to impede air flow. Patented anti seize design dyno and flow bench designed & tested.
