Skunk2 is proud to introduce the 74mm Pro Series Throttle Body for Honda B16/ B17/ B18/ B20/ D15/ D16/ F20/ F22/ F23/ H22 and H23 engines found in a number of chassis from 1988-2005. A larger throttle body is key to producing additional power throughout the powerband on modified engines with increased airflow demands and the Skunk2’s 74mm Pro Series Throttle Body delivers! Sealed ball bearings, a precision machined throttle plate and a honed oversized bore insures smooth operation on the most aggressive naturally aspirated and forced induction applications. CNC Machined from Forged Billet 6061-T6 Aluminum Inlet 74mm Hard Anodized for Corrosion Resistance and Durability Precision Machined Brass Throttle Plate Compatible w/ OEM Throttle Cable