YAMAHA 4R2-81673-10-00 Governor Rotor XS850/S/L

( Part Type: Rotor ), ( Manufacturer Part Number: 4R2-81673-10-00 ), ( Vintage Part: Yes ), ( Country Of Origin: Japan )

Review YAMAHA New Oem Governor Rotor Xs850/s/l fits XS850 1981

Introducing the Yamaha 4R2-81673-10-00 governor rotor, an essential component for the smooth operation of your 1981 XS850, XS850S, or XS850L motorcycle. This high-quality governor rotor is engineered with precision to ensure optimal engine performance and fuel efficiency.

Manufactured by Yamaha, this part is designed to fit perfectly with your motorcycle's engine. The governor rotor regulates the engine's RPM, maintaining a consistent speed for optimal power delivery and fuel economy. Its robust design guarantees durability and reliability, even under heavy use.

The 4R2-81673-10-00 governor rotor is made from top-grade materials. Its outer surface is coated with a durable, corrosion-resistant finish, ensuring the part withstands the elements and maintains its functionality over time. The rotor's core is machined from a high-strength material, ensuring excellent heat dissipation and stability under varying engine temperatures.

Installation of this part is straightforward. It is designed to fit seamlessly into your motorcycle's existing governor assembly, with no modifications required. The rotor comes with all necessary hardware for installation, including mounting bolts and seals.

By replacing your worn-out or damaged governor rotor with this genuine Yamaha part, you can restore your motorcycle's performance and ensure a reliable, smooth riding experience. This component is a must-have for any XS850, XS850S, or XS850L owner seeking to maintain their bike in optimal condition.

In conclusion, the Yamaha 4R2-81673-10-00 governor rotor is an essential upgrade for your 1981 XS850, XS850S, or XS850L motorcycle. With its precise engineering, robust design, and straightforward installation, this high-quality part guarantees optimal engine performance and reliability. Investing in this genuine Yamaha component is an investment in your riding experience and the long-term health of your motorcycle.

Pros and Cons of Buying Yamaha 4R2-81673-10-00 Governor Rotor for a 1981 XS850/S/L

The Yamaha 4R2-81673-10-00 governor rotor is a crucial part for the proper functioning of the carburetor in a 1981 XS850/S/L motorcycle. Replacing a worn-out or damaged governor rotor can help improve engine performance and fuel efficiency. In this discussion, we will outline the key benefits and potential drawbacks of purchasing this specific part.

1. Improved Engine Performance: A new governor rotor can help ensure consistent engine idling and smooth power delivery, resulting in better overall engine performance.

2. Fuel Efficiency: A properly functioning governor rotor can help maintain optimal engine performance at various RPM levels, which can translate into improved fuel efficiency.

3. Longer Engine Life: A worn-out governor rotor can cause the engine to work harder than necessary, potentially leading to premature wear and tear. Replacing the part can help extend the life of the engine.

4. Easy Installation: The Yamaha 4R2-81673-10-00 governor rotor is designed to be a direct replacement for the OEM part, making the installation process relatively straightforward for most DIY mechanics.

5. Availability: This part is readily available from various automotive retailers and through Yamaha dealerships, ensuring easy access for customers.

1. Cost: The Yamaha 4R2-81673-10-00 governor rotor may be priced higher than some aftermarket alternatives, which could be a deterrent for some budget-conscious buyers.

2. Potential Need for Additional Parts: In some cases, replacing the governor rotor may require the replacement of additional parts, such as gaskets or seals, which can add to the overall cost.

3. Slight Learning Curve: While the installation process is straightforward, some riders may not be familiar with the carburetor components and may require additional resources or assistance to complete the job.

The Yamaha 4R2-81673-10-00 governor rotor is an essential component for maintaining the optimal performance and longevity of a 1981 XS850/S/L motorcycle engine. Although it may come with a higher cost compared to some aftermarket alternatives, its ease of availability, straightforward installation process, and potential performance improvements make it a worthwhile investment for enthusiasts and riders who value engine reliability and efficiency.

If you are experiencing engine idling issues, rough power delivery, or poor fuel efficiency on your 1981 XS850/S/L motorcycle, we recommend considering the purchase and installation of the Yamaha 4R2-81673-10-00 governor rotor. This investment can help improve your engine's performance, fuel efficiency, and overall longevity. To ensure a successful installation, be sure to follow the manufacturer's instructions carefully and consider seeking assistance from a professional mechanic if needed.

part # 4r2816731000 price

• $25.00

specifications ignitioncompo:

• for models: Xs850
• for makes: Yamaha
• for years: 1981
• part type: Rotor
• manufacturer part number: 4R2-81673-10-00
• vintage part: Yes
• country of origin: Japan

seller ignitioncompo:

• rating: 100.0%
• # reviews: 270

returns ignitioncompo:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general ignitioncompo:

• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components
• condition: New other see details

offer ignitioncompo:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• started: February 19, 2026

payments ignitioncompo:

• other
• credit card: Visa
• wallet: Paypal

shipping ignitioncompo:

• class: Standard
• transit: 4-8 Days
• carrier: UPS
• service: UPS Ground
• cost: $28.36
• type: Calculated

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