1. Pistons, Rings & Piston Kits Products
  2. sku: 12601066271434663
  3. MAXPEEDINGRODS QKS2IM

MAXPEEDINGRODS QKS2IM Cylinder Piston Carburetor Pw 40MM

fits model: Pw50. make: Yamaha. year: 1981–2009.

Qks2im Maxpeedingrods 40mm Bore Cylinder Piston Carburetor Assembly For Yamaha Pw 50 Pw50 1981-09

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: QKS2IM ), ( Bore Size: 40mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Compatible Make: For Yamaha ), ( Country Of Origin: China ), ( Displacement: 50cc ), ( Fitment: Direct Replacement ), ( Height Of The Cylinder: 64mm ), ( Internal Cylinder Coating: No ), ( Material: Aluminum ), ( Piston Material: Casting ), ( Placement On Vehicle: Front ), ( Type: Cylinder Piston Kit )

Review MAXPEEDINGRODS 40mm Bore Cylinder Piston Carburetor Assembly For Yamaha Pw 50 fits PW50 1981–2009

Introducing the Maxxispeedingrods QKS2IM 40mm Cylinder Piston Carburetor, specifically designed for Yamaha PW50 models produced between 1981 and 1990. This high-performance carburetor is engineered to deliver an optimal fuel-air mixture for enhanced engine performance and improved throttle response.

The QKS2IM carburetor boasts a 40mm throat diameter, which ensures efficient airflow and stable idling. The kit includes a precision-machined cylindrical piston and a high-quality diaphragm to regulate the fuel flow, ensuring a consistent fuel supply to the engine.

The carburetor features an adjustable main jet and pilot jet, offering up to 12 different jet sizes to cater to various riding conditions and altitudes. The needle jet is also adjustable, allowing fine-tuning of the fuel mixture for optimal combustion.

The Maxxispeedingrods QKS2IM carburetor is constructed from high-quality materials, including a corrosion-resistant body, to ensure durability and longevity. The carburetor's design also includes an easy-to-use idle adjustment screw, which makes it simple to fine-tune the engine's idle speed for optimal performance.

The kit includes all necessary hardware for installation, such as gaskets, mounting bolts, and a new float bowl gasket. The installation process is straightforward, making it an ideal upgrade for riders who want to enhance their PW50's performance without the need for extensive mechanical knowledge.

By upgrading to the Maxxispeedingrods QKS2IM 40mm Cylinder Piston Carburetor, you can expect improved engine performance, smoother throttle response, and increased power output. This carburetor is an essential upgrade for any Yamaha PW50 enthusiast looking to take their riding experience to the next level.

Maxima Racing Products QKS2IM 40mm Cylinder Piston Carburetor for Yamaha PW50 (1981-1991) - Pros, Cons, and Conclusion

The Maxima Racing Products QKS2IM 40mm Cylinder Piston Carburetor is a popular upgrade for the Yamaha PW50, particularly for those seeking improved engine performance. In this analysis, we'll discuss the key advantages and potential drawbacks of installing this carburetor in a 1981-1991 PW50.

Pros:

1. Enhanced Power: The 40mm carburetor delivers a noticeable increase in low-end and mid-range power, significantly improving the overall riding experience.

2. Smoother Idle: The QKS2IM carburetor offers a more stable and consistent idle, reducing the need for constant adjustments.

3. Improved Throttle Response: With the larger carburetor, the engine responds more quickly to throttle input, allowing for smoother acceleration.

4. Durable Construction: Maxima Racing Products is known for producing high-quality, race-proven components, ensuring the QKS2IM carburetor is built to withstand the rigors of off-road use.

5. Adjustability: The carburetor features multiple adjustment options, allowing riders to fine-tune the engine for optimal performance based on their preferences and riding conditions.

Cons:

1. Complex Installation: Installing the QKS2IM carburetor can be a more complex and time-consuming process compared to a stock carburetor, requiring additional parts and modifications to the engine.

2. Cost: Upgrading to the QKS2IM carburetor can be a more expensive option compared to other aftermarket or stock alternatives.

3. Potential Fuel Consumption Increase: With the increased power output, there is a potential for higher fuel consumption, which could impact overall riding costs.

Conclusion:

The Maxima Racing Products QKS2IM 40mm Cylinder Piston Carburetor is a worthwhile investment for enthusiasts seeking improved performance from their Yamaha PW50. While the installation process can be more complex and costly compared to other options, the benefits, such as enhanced power, smoother idle, and improved throttle response, can significantly enhance the riding experience. Ultimately, the decision to invest in this upgrade depends on the rider's priorities and budget.

Recommendation:

If you're an avid off-road rider seeking better engine performance from your Yamaha PW50, the Maxima Racing Products QKS2IM 40mm Cylinder Piston Carburetor is a solid choice. However, be prepared for a more complex installation process and the associated costs. Additionally, consider your riding style and preferences to determine if the benefits of this upgrade outweigh the potential drawbacks.

Details:

Bore Size: 40mm. Quick, Simple. 40mm Bore Cylinder Piston Carburetor Assembly for Yamaha PW 50 PW50 1981 -09. Type: Cylinder Piston Kit.

Showing as the picture. For Yamaha PW50 Y-Zinger 50cc Front 1981 -2009. Fast Shipping.guaranteed Fitment.

Piston Material: Casting. Package included. Fitment Type: Direct Replacement

Condition: 100% New. Internal Cylinder Coating: No. Always the correct part. Product Material: Aluminum.

specifications pistondon:

  • for models: Pw50
  • for makes: Yamaha
  • for years: 1981-2009
  • brand: Maxpeedingrods
  • mpn: Qks2im
  • bore size: 40mm
  • california prop 65 warning: California Prop 65 Warning
  • compatible make: For Yamaha
  • country of origin: China
  • displacement: 50cc
  • fitment: Direct Replacement
  • height of the cylinder: 64mm
  • internal cylinder coating: No
  • material: Aluminum
  • piston material: Casting
  • placement on vehicle: Front
  • type: Cylinder Piston Kit

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  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

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  • options: Ship-to-home
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  • started: May 25, 2026
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for models: pw50, for makes: yamaha, for years: 1981-2009, bore size: 40mm, california prop 65 warning: california prop 65 warning, compatible make: for yamaha, country of origin: china, displacement: 50cc, fitment: direct replacement, height of the cylinder: 64mm, internal cylinder coating: no, piston material: casting, placement on vehicle: front, type: cylinder piston kit,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, material: aluminum, sku: 12601066271434663,

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