JB Power FCR Carburetor Kit – 33mm Downdraft

Kawasaki ZXR400R

Part Number: 354-33-153A

High performance FCR carburetor kit from JB Power (BITO R&D) built around the proven Keihin FCR platform.

FCR carburetors are widely recognised for delivering exceptional throttle response, strong mid-range acceleration and increased high-RPM performance.

Each kit is pre-configured using data gathered from extensive testing on both road and circuit applications.

Specifications

• Carburetor Type: Downdraft (D/D)
• Venturi Size: Φ33 mm
• Adapter Outside Diameter: Φ38 mm
• Specification: Funnel type (velocity stacks)

Features

• High efficiency venturi design for improved airflow
• Bearing-supported throttle shafts for smoother throttle operation
• Diaphragm-type accelerator pump for stronger acceleration
• Reduced overflow loss for improved high RPM power

The FCR design delivers sharper throttle response and improved engine performance compared with standard carburetor systems.

Fitment

Kawasaki ZXR400R

Important Information

• Supplied in standard funnel specification
• If using the original airbox, a separate cleaner adapter is required
• Installation may require an aftermarket fuel tap if interference occurs
• Not suitable for motorcycles equipped with a fuel pump

• This product is made to order
• Orders cannot be cancelled, returned or exchanged once placed

• Instructions (if included) may be written in Japanese

A proven carburetor upgrade designed to maximise the performance potential of the ZXR400R engine.

Bushido Motorcycles – NZ.