1. Valves Motorcycle For Sale
  2. sku: 4647447698703104
  3. BOYESEN BY689

BOYESEN BY689 Power Reed

fits model: Yz250, Yz, 250. make: Yamaha. year: 1999–2000.

By689 Boyesen Power Reeds Yamaha

( Brand: Boyesen ), ( Manufacturer Part Number: BY689 ), ( Country/region Of Manufacture: United States )

Review BOYESEN Power Reeds Yamaha Reed fits YZ250 YZ 250 1999–2000

Introducing the Boyesen Power Reeds for Yamaha YZ250 and YZ250 models, manufactured between 1999 and 2000. These high-performance reeds are designed to provide unparalleled power and efficiency to your motorcycle.

The Boyesen Power Reeds are meticulously crafted using a unique, patented process that ensures optimal power delivery and improved throttle response. These reeds feature a proprietary design that reduces engine pulses, resulting in smoother engine operation and reduced engine wear.

The Boyesen Power Reeds for Yamaha YZ250 and YZ250 models are made from a specially engineered material that is both durable and lightweight. This material allows the reeds to vibrate more efficiently, which in turn increases the engine's power output. The reeds are also precision-machined to ensure a perfect fit with your Yamaha engine, ensuring reliable performance and reduced maintenance requirements.

The Boyesen Power Reeds for Yamaha YZ250 and YZ250 models are an excellent upgrade for any rider looking to improve their motorcycle's performance. These reeds are easy to install, and the improvement in power and throttle response is immediately noticeable. With their durable construction and proven performance, the Boyesen Power Reeds are a smart investment for any serious rider.

In summary, the Boyesen Power Reeds for Yamaha YZ250 and YZ250 models are a high-quality, performance-enhancing upgrade that is easy to install and provides immediate benefits. These reeds are made from a specially engineered material that reduces engine pulses and increases power output, resulting in smoother engine operation and reduced engine wear. The reeds are precision-machined to ensure a perfect fit with your Yamaha engine and are a smart investment for any serious rider looking to improve their motorcycle's performance.

Pros of buying Boyesen Power Reeds for Yamaha YZ250/YZ250F (by model number BY689):

1. Enhanced engine performance: Boyesen Power Reeds are known for improving throttle response, power delivery, and engine efficiency. They can help increase horsepower and torque, resulting in better acceleration and overall performance.

2. Durability: Boyesen Power Reeds are made from high-quality materials and are designed to withstand the harsh conditions of motocross racing. They are often more durable than stock reeds and can last longer, reducing the need for frequent replacements.

3. Easy installation: Boyesen Power Reeds are generally easy to install, with no special tools required. This makes them a convenient upgrade option for many riders.

Cons of buying Boyesen Power Reeds for Yamaha YZ250/YZ250F (by model number BY689):

1. Cost: Boyesen Power Reeds can be more expensive than stock reeds. While they may offer improved performance, the increased cost could be a deterrent for some riders.

2. Potential tuning required: Depending on the specific make and model of the YZ250/YZ250F, Boyesen Power Reeds may require additional tuning to achieve optimal performance. This could include adjusting the carburetor or ignition timing.

3. Potential noise increase: Some riders have reported that Boyesen Power Reeds can make the engine louder. This may not be a concern for all riders, but it's something to consider.

Recommendation:

If you're looking for improved engine performance, durability, and convenience in your Yamaha YZ250/YZ250F, Boyesen Power Reeds could be a worthwhile investment. However, be prepared to pay a premium for these high-quality reeds, and consider whether additional tuning might be required to achieve the best results. Ultimately, the decision to purchase Boyesen Power Reeds should be based on your specific needs, budget, and expectations.

Details:

The top reed is lightweight and resilient for crisp throttle response at partial or low PMS. Boyesen power reeds fits: Yamaha YZ250 brand new - generic photo shown made in USA this is a replacement to fit on the stock oem reed cage improved engine efficiency and fuel economy for long distance rider.

The benefits quicker acceleration for that all-important hole shot crisper throttle response fast corner exits and surer jumps. Revolutionary performance Boyesen patented dual-stage design incorporates a specially shaped top reed and ported bottom. Dual-stage reeds work in unison to perform efficiently throughout the entire power band. More valves equals power by creating: air velocity.

The difference in stiffness between top reed and bottom allow reeds to respond quickly accurately changes engine pressure. More overall power.

This translates into quicker acceleration, crisper throttle response and increased horsepower throughout the power band. The multi-port feature of bottom reed creates more channels for charge, delivering increased velocity to intake ports. Does not fit aftermarket reed cages such as Boyesen rad valve or force.

part #: by689 price

  • $55.66

specifications valvemotorcycleaz:

  • for models: Yz250, Yz, 250
  • for makes: Yamaha
  • for years: 1999-2000
  • brand: Boyesen
  • mpn: By689
  • country/region of manufacture: United States

Ratings:

  1. Better than expected! Fast shipping! Recommended seller 04-13-17
  2. super fast to ship thanks 04-13-17
  3. Great. 04-13-17
  4. Product as promised. Thanks! 04-13-17
  5. Great seller! My item arrived early and was exactly what I ordered! 04-13-17

Shipping valvemotorcycleaz:

  • type: Calculated
  • handling: 1 days
  • cost: $0.0

Offer valvemotorcycleaz:

  • Started: April 13, 2017, 10:10 am
  • best offer: false
  • quantity: 4
  • Sold: 0
  • bids: 0

General valvemotorcycleaz:

  • in stock: Yes
  • condition: New
  • motors > parts accessories > motorcycle parts engines engine parts motors > valves motorcycle

Seller valvemotorcycleaz:

  • city: San Diego, California
  • zipcode: 92121

Payments valvemotorcycleaz:

  • PayPal

Returns valvemotorcycleaz:

  • type: Money Back
  • paid by: Buyer
  • details: Restocking fee: No
  • policy: returns accepted
  • time: 30 Days
for models: yz250, yz, 250, for makes: yamaha, for years: 1999-2000, country/region of manufacture: united states,
category: motorcycle parts > motorcycle parts engines engine > valves motorcycle, sku: 4647447698703104,
Review#1 Better than expected! Fast shipping! Recommended seller ()
Review#2 super fast to ship thanks ()
Review#3 Great. ()
Review#4 Product as promised. Thanks! ()
Review#5 Great seller! My item arrived early and was exactly what I ordered! ()
Boyesen BY689 Is Similar To:
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  • (93.8% similar) More valves equals power by creating: air velocity. More horsepower throughout the power band for guaranteed performance. The benefits quicker acceleration for that all-important hole shot. Does not fit aftermarket reed cages such as Boyesen rad valve or force. The difference in stiffness between ...(April 13th, 2017)
  • (35.6% similar) This is a good working item that has been used and perfect usable condition. I will do my best to resolve the issue.: Boyesen reed valve assembly. 1994 Kawasaki KDX250. This is a nice looking and great working reed valve assembly. Boyesen reed valve assembly will fit 1991 - 1994 KDX250, 1989 -...(April 25th, 2026)
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4 offers $55.66–$55.66 USD
  • New. Offer #1 priced at $55.66 + $0.00 shipping estimate = $55.66* total. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear. Boyesen: 689.FREE SHIPPING
  • New. Offer #2 priced at $55.66 + $0.00 shipping estimate = $55.66* total. Newly Listed YAMAHA APPLICATIONS Ending Soon.FREE SHIPPING
  • New. Offer #3 priced at $55.66 + $0.00 shipping estimate = $55.66* total. FREE SHIPPING
  • New. Offer #4 priced at $55.66 + $0.00 shipping estimate = $55.66* total. FREE SHIPPING

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