JB Power FCR Carburetor 39mm Downdraft – Yamaha FZR1000 (1989–1995)

Brand: JB Power (BITO R&D)
Product #: 354-39-266B
Type: Downdraft (D/D)
Intake Diameter: Φ39
Equipped with EXUP
Standard Funnel Specification

Upgrade your Yamaha FZR1000 (1989–1995) with the legendary performance of JB Power’s KEIHIN FCR Carburetor. Known for its world-class reliability and tuning pedigree, this carb is based on decades of testing from the track to the street.

Key Features:

• High-Performance Venturi: Reduces overflow loss, improving power output at higher RPMs

• Diaphragm-Type Acceleration Pump: Provides strong, responsive throttle response

• Bearing-Equipped Throttle Actuators: Delivers a smoother, lighter throttle feel

• Advanced Pre-Set Tuning: Comes pre-set using JB Power’s extensive tuning data for optimal performance

Important Fitment Notes:

• Designed for use with standard funnels

• If using a stock airbox, a separate cleaner adapter is required (not included)

• For installations where the fuel cock interferes, an aftermarket replacement such as a Pingel fuel cock may be needed (not compatible with vehicles running a fuel pump)

• Instruction manuals (if included) are in Japanese

Please note: Bushido Motorcycles cannot provide installation or tuning support for this product.

⚠️ Ordering Terms:

• This item cannot be cancelled, returned, or exchanged once the order is placed.