fits model: Wr426f, Yz426f. make: Yamaha. year: 2000–2002.

( Manufacturer Part Number: 5JG-11311-11-00 ), ( Retail Price: 491.99 ), ( Type: Cylinder With Piston )
The 5JG-11311-11-00 engine motor cylinder jug for the 2001-2002 Yamaha WR426F and YZ426F is a critical component of these iconic two-stroke off-road bikes. This cylinder jug is designed to house the piston and facilitate the combustion process, ensuring optimal engine performance.
Crafted from high-quality aluminum alloy, this cylinder jug boasts a precise bore diameter of 86.0mm, providing ample space for the piston to move up and down within the cylinder. The cylinder jug features a sophisticated cooling fin design that enhances heat dissipation, thereby preventing overheating and prolonging the lifespan of the engine.
The cylinder jug is equipped with a sophisticated reed valve system, which regulates the flow of fuel-air mixture into the combustion chamber. This design ensures efficient combustion, resulting in increased power output and improved fuel efficiency. The cylinder jug also features an advanced exhaust port design that facilitates the expulsion of exhaust gases, further enhancing the engine's performance.
In terms of dimensions, the 5JG-11311-11-00 cylinder jug measures 25.7 inches in length, 12.2 inches in width, and 12.2 inches in height. The overall weight of the cylinder jug is approximately 10.6 pounds, making it a robust and durable component that can withstand the rigors of off-road racing.
In conclusion, the 5JG-11311-11-00 engine motor cylinder jug is a vital component for any 2001-2002 Yamaha WR426F or YZ426F enthusiast seeking to maximize engine performance and longevity. Its high-quality construction, sophisticated design features, and precision dimensions make it an excellent choice for off-road racing and everyday riding.
Pros of buying a Yamaha WR426F/YZ426F engine motor cylinder jug piston (5JG-11311-11-00):1. High quality: Yamaha is a reputable manufacturer known for producing high-quality engines. This part is likely to be reliable and durable.
2. Compatibility: This piston is specifically designed for the WR426F and YZ426F models produced between 2001 and 2002, ensuring a perfect fit.
3. Availability: Replacement parts for Yamaha motorcycles are generally easy to find, which means you can purchase this piston from various sources, both online and offline.
4. Possibility of rebuilding: If the engine is in poor condition, buying a new piston as a replacement part allows you to rebuild the engine, potentially saving you money compared to buying a new engine.
Cons of buying a Yamaha WR426F/YZ426F engine motor cylinder jug piston (5JG-11311-11-00):1. Cost: Replacement parts can be expensive, especially for high-performance motorcycles like the WR426F and YZ426F. Make sure to consider the overall cost of the repair or rebuild before purchasing.
2. Technical expertise required: Installing a new piston requires technical knowledge and skills. If you're not confident in your abilities, consider hiring a professional mechanic to ensure the job is done correctly.
3. Potential for damage: When installing the new piston, there's a risk of damaging other engine components or causing other issues, such as engine misfires or reduced performance.
Conclusion:Buying the Yamaha WR426F/YZ426F engine motor cylinder jug piston (5JG-11311-11-00) can be a good investment if you're looking to repair or rebuild your motorcycle's engine. However, it's essential to weigh the pros and cons, consider the overall cost, and ensure you have the necessary technical expertise or professional help before making a purchase. If you're unsure, it might be worth considering alternative solutions, such as purchasing a refurbished engine or even considering selling the motorcycle and buying a newer model with fewer maintenance requirements.
Yamaha WR426F YZ426F engine motor cylinder bore jug piston this has slight damage and shows normal signs of wear. All parts are tested prior to listing and guaranteed be in good working order.
Shipping at oem 4 you, speedy service is our pleasure.
This cylinder has some scratching of the liner and would need a relate or cast.
Removed from: 2001 Yamaha YZ426F with miles please review all pictures to assess the condition of item.