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Start ShoppingBOYESEN 631 M/C Reed Valve - High-Performance Motorcycle Intake System
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Description
Elevate your motorcycle's performance with BOYESEN's 631 M/C Reed Valve, designed to optimize airflow and deliver consistent power across all RPM ranges. This high-quality intake component is engineered for riders who demand reliability and responsiveness from their engines.
Key Features
- Precision Engineering: CNC-machined aluminum construction ensures optimal airflow dynamics and durability under extreme conditions.
- Enhanced Throttle Response: Streamlined design reduces turbulence for faster, more precise power delivery across the engine's operating range.
- Sealed Durability: Weatherproof sealing prevents contamination while maintaining peak performance in harsh environments.
Why Choose This Product
BOYESEN's M/C Reed Valve offers a perfect balance of performance and longevity, making it ideal for street and track use. Its lightweight yet robust construction reduces engine strain while maintaining consistent airflow, resulting in smoother acceleration and better fuel efficiency. The universal fitment ensures compatibility with most motorcycle engines, making it a versatile upgrade for performance enthusiasts.
SKU:
GMDD81358B
MPN:
631
UPC:
804429003280
Category:
Intake/Carb/Fuel System
Brand:
BOYESEN
Stock:
In Stock
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Elevate your motorcycle's performance with BOYESEN's 631 M/C Reed Valve, designed to optimize airflow and deliver consistent power across all RPM ranges. This high-quality intake component is engineered for riders who demand reliability and responsiveness from their engines.
Key Features
- Precision Engineering: CNC-machined aluminum construction ensures optimal airflow dynamics and durability under extreme conditions.
- Enhanced Throttle Response: Streamlined design reduces turbulence for faster, more precise power delivery across the engine's operating range.
- Sealed Durability: Weatherproof sealing prevents contamination while maintaining peak performance in harsh environments.
Why Choose This Product
BOYESEN's M/C Reed Valve offers a perfect balance of performance and longevity, making it ideal for street and track use. Its lightweight yet robust construction reduces engine strain while maintaining consistent airflow, resulting in smoother acceleration and better fuel efficiency. The universal fitment ensures compatibility with most motorcycle engines, making it a versatile upgrade for performance enthusiasts.
| SKU | GMDD81358B |
|---|---|
| MPN | 631 |
| UPC/GTIN | 804429003280 |
| Brand | BOYESEN |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Fantic | 249 | All Years |
Frequently Asked Questions
Confirmed fitment for Fantic 249 all models[1]
Yes, designed as performance upgrade replacement for 2-stroke reed valve systems
Boyesen Power Reeds typically improve throttle response and low-to-mid range power
Installation Guide
Difficulty
Medium
Est. Time
45 min
Tools Required
- screwdriver set
- socket wrench
- torque wrench
Pro Tips
- clean mating surfaces thoroughly
- check reed gap with feeler gauge
Common Mistakes to Avoid
- damaging reeds during installation
- incorrect petal alignment
Comparison vs Stock/OEM
Performance upgrade over OEM carbon fiber or steel reeds
Improvements
- Faster reed response
- Better low-end throttle crispness
- Increased horsepower throughout RPM range
Considerations
- May require jetting changes
- Higher RPM reed tip wear
Durability & Warranty
Expected Lifespan
6-12 months racing, 1-2 years recreational
Warranty
Boyesen limited lifetime warranty on reeds (voided by misuse)
Maintenance
Inspect reed gap every 10 hours racing, replace when tips show wear
What Others Are Saying
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