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Start ShoppingMIKUNI FBN34/128 Pump Body Assembly - High-Performance Intake System for Powersports
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Description
Upgrade your powersports engine's performance with the MIKUNI FBN34/128 Pump Body Assembly, engineered for precision airflow control and reliable operation. This high-quality replacement part ensures optimal fuel delivery and combustion efficiency for enhanced power output.
Key Features
- Precision Engineering: Meticulously crafted to maintain factory specifications while improving airflow dynamics for better throttle response.
- Durable Construction: Made from high-grade materials to withstand harsh riding conditions and prolonged use without degradation.
- Model-Specific Fitment: Designed for exact compatibility with MIKUNI carburetors, ensuring seamless integration with existing engine systems.
- Easy Installation: Streamlined design allows for straightforward replacement without requiring complex modifications.
- Performance Optimization: Enhances fuel-air mixture efficiency for improved horsepower and fuel economy.
Why Choose This Product
Whether you're modifying a motorcycle, ATV, or UTV, this pump body assembly delivers consistent performance and reliability. Its robust construction reduces maintenance needs, while the optimized airflow design maximizes engine efficiency. Ideal for riders seeking to enhance power delivery without compromising durability in demanding off-road environments.
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Upgrade your powersports engine's performance with the MIKUNI FBN34/128 Pump Body Assembly, engineered for precision airflow control and reliable operation. This high-quality replacement part ensures optimal fuel delivery and combustion efficiency for enhanced power output.
Key Features
- Precision Engineering: Meticulously crafted to maintain factory specifications while improving airflow dynamics for better throttle response.
- Durable Construction: Made from high-grade materials to withstand harsh riding conditions and prolonged use without degradation.
- Model-Specific Fitment: Designed for exact compatibility with MIKUNI carburetors, ensuring seamless integration with existing engine systems.
- Easy Installation: Streamlined design allows for straightforward replacement without requiring complex modifications.
- Performance Optimization: Enhances fuel-air mixture efficiency for improved horsepower and fuel economy.
Why Choose This Product
Whether you're modifying a motorcycle, ATV, or UTV, this pump body assembly delivers consistent performance and reliability. Its robust construction reduces maintenance needs, while the optimized airflow design maximizes engine efficiency. Ideal for riders seeking to enhance power delivery without compromising durability in demanding off-road environments.
| SKU | GMD95E3ECD |
|---|---|
| MPN | FBN34/128 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Kawasaki | KX450F | 2008-2014 |
| Suzuki | RMZ450 | 2009-2015 |
| Honda | CRF450R | 2010-2016 |
Frequently Asked Questions
Primarily 2008-2016 Kawasaki KX450F, Suzuki RMZ450, Honda CRF450R. Always verify your OEM part number.
This is the pump body assembly only. Diaphragm and internals may need separate purchase if worn.
No, this is a serviceable replacement for the body on compatible Mikuni pumps.
Yes, includes necessary O-rings and mounting gasket.
Installation Guide
Difficulty
Medium
Est. Time
45 min
Tools Required
- Torx bits T25-T40
- socket set 8-12mm
- torque wrench
- fuel line disconnect tool
Pro Tips
- Drain fuel tank before starting
- Use new O-rings included with kit
- Torque to 8-10 Nm per Mikuni specs
Common Mistakes to Avoid
- Not relieving fuel pressure first
- Incorrect torque on mounting bolts
Comparison vs Stock/OEM
Direct OEM replacement part from Mikuni, who supplies many factory fuel pumps
Improvements
- Restores factory fuel pressure and flow
- Precision machined for exact fit
Considerations
- No performance upgrade over stock; purely replacement part
Durability & Warranty
Expected Lifespan
5+ years with proper maintenance
Warranty
1 year manufacturer defect warranty
Maintenance
Inspect diaphragms and filters annually; clean internals during service
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