JB Power FCR Carburetor Kit – 33mm Downdraft

Kawasaki ZXR400R

Part Number: 354-33-153B

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

The FCR carburetor is widely regarded as one of the most effective upgrades for improving throttle response and top-end performance on high-revving engines.

Each kit is pre-configured using data gathered from extensive testing on both public roads and racing circuits.

Specifications

• Carburetor Type: Downdraft (D/D)
• Venturi Size: Φ33 mm
• Adapter Outside Diameter: Φ40 mm
• Specification: Funnel type (velocity stacks)

Features

• High-efficiency venturi design for improved airflow
• Bearing-supported throttle shafts for smoother operation
• Diaphragm-type accelerator pump for stronger throttle response
• Improved high-RPM power and acceleration characteristics

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.