Description
ZSDTRP FCR28 31 33 35 37 39 41mm FCR Keihi Carburetor – FCR39 is engineered to deliver optimal power and throttle response for your CRF450, CRF650, FS450, Husqvarna 450, and KT Racing engines. Designed with precision and durability in mind, this carburetor ensures a smooth, high-performance ride every time you hit the track or trail.
Product Overview
Upgrade your motorcycle’s fuel delivery with the ZSDTRP FCR series. Whether you need a 28mm or 41mm size, the FCR39 model offers unmatched reliability and easy installation. Crafted from high-quality materials, it withstands the rigors of racing and everyday use while maintaining consistent performance.
Key Features
- Wide range of sizes (28mm – 41mm) for versatile compatibility
- Precision-engineered jets and needle for smooth throttle response
- Corrosion-resistant construction for long-lasting durability
- Optimized airflow for improved combustion and power output
- Easy-to-install design with standard mounting hardware
- Compatible with CRF450/650, FS450, Husqvarna 450, and KT Racing models
- Boosts overall engine performance and fuel efficiency
Compatibility
The FCR39 carburetor is specifically tailored for:
- CRF450 – 450cc motocross bikes
- CRF650 – 650cc dual-sport and racing models
- FS450 – 450cc off-road and street variants
- Husqvarna 450 – high-performance motocross machines
- KT Racing – professional racing and training bikes
Installation & Maintenance
Installation is straightforward with the included mounting brackets and a quick reference guide. For best results, follow these simple steps:
- Remove the old carburetor carefully, noting all connections.
- Align the new FCR39 with the mounting points and secure it tightly.
- Adjust the idle and fuel mixture screws to match your riding conditions.
- Check for leaks and test the throttle response before hitting the track.
- Perform routine cleaning and oiling to keep the carburetor running smoothly.
Enhance your bike’s performance with the ZSDTRP FCR39 carburetor – the ultimate choice for riders who demand power, reliability, and a competitive edge.






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