SpeedFactory 70mm Cast Throttle Body - B/D/H/F Series Cambelts Tegiwa Fine Tuning products and

Tegiwa Fine Tuning products and accessories

Optimized TPS Response Curve

-Core size is 18"x12"x6"

Direct fit for PRB/PRC and RBC/RRC manifolds

ultra-long merge collectors create a turbulent-free area for the exhaust gas to enter the turbine housing in even pulses at high velocities- making it the ultimate drag race manifold

SpeedFactory 70mm Cast Throttle Body - B/D/H/F Series Cambelts Tegiwa Fine Tuning products andSpeedFactory 70mm Cast Throttle Body B D H F Series Introducing 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