SpeedFactory Racing B/D/H/F 70mm Throttle Body w/ Thermal Gasket - SF-02-500Introducing SpeedFactory Racings precision cast 70mm Throttle Body for Honda B, D, F, and H series bolt on increased airflow, throttle response, and power gains on both naturally aspirated and forced induction applications while retaining smooth throttle operation, drivability, and the ability to fine tune your idle with the plate position & idle air adjustment screws. This is our recommendation for most street strip applications ranging from