CB Performance update kit for optimising 2 WEBER IDF 40 carburettors

Power up your Weber's with CB's new IDF Update Kit. You'll get increased torque, acceleration, and more top end with this all new energy package. The IDF Update Kit features horizontal spray bars that replace standard bulls eye secondary venturi to produce improved atomization through the power band. Longer taper flow main venturi to improve airflow and special calibration are also included. Each Weber Update Kit also includes a complete gasket and O-ring kit.

Complete kit with:
- 34 Venturis
- 1.80 Air Correction Jets
- 1.60 Main Jets
- Seals