fits model: 650, Xs. make: Yamaha. year: 1981.

( Manufacturer Part Number: 4M4-11310-00-00 ), ( Part Type: Cylinder Piston Head ), ( Country/region Of Manufacture: Japan )
The 4M4-11310-00-00 Cylinder Sleeve Piston is a high-quality replacement part designed specifically for the 1981 XS series of Yamaha motorcycles, particularly those with a 650cc engine and a head of the same model year.
This piston sleeve is made from a durable and heat-resistant material, ensuring it can withstand the intense conditions of a motorcycle engine. It is precision-engineered to fit perfectly into your cylinder, ensuring a secure and seamless installation process. The sleeve is also designed to provide optimal compression, which can help improve engine performance and efficiency.
The 4M4-11310-00-00 Cylinder Sleeve Piston is also known for its excellent resistance to wear and tear. It is designed to minimize friction within the engine, reducing the risk of damage and extending the lifespan of your motorcycle's engine.
Installing this piston sleeve is a straightforward process, but it is always recommended to follow the manufacturer's instructions carefully to ensure proper installation and prevent any damage to your engine. With this replacement part, you can restore your XS Yamaha's engine to its original performance and reliability, giving you peace of mind on the road.
Pros of buying 4M4-11310-00-00 Cylinder Sh Pistons 650 Head for 1981 Yamaha XS:1. Compatibility: These pistons are specifically designed for the 1981 Yamaha XS 650 model, ensuring a perfect fit and proper function.
2. Quality: The pistons are made from high-quality materials, ensuring durability and reliability.
3. Performance: These pistons can improve engine performance by providing better compression and combustion, leading to increased horsepower and torque.
4. Cost-effective: Replacing worn-out pistons with new ones can save you money in the long run by preventing costly engine damage.
Cons of buying 4M4-11310-00-00 Cylinder Sh Pistons 651 Head for 1981 Yamaha XS:1. High cost: Replacing pistons can be an expensive investment, especially if you are not doing the installation yourself.
2. Requires specialized tools: Installing pistons requires specialized tools and knowledge, which some motorcycle owners may not have.
3. Time-consuming: Installing pistons can be a time-consuming process, taking several hours to complete.
Ending conclusion:If you are looking to improve the performance of your 1981 Yamaha XS 650 engine and are willing to invest the time and money to replace the pistons yourself, then the 4M4-11310-00-00 Cylinder Sh Pistons 650 Head is a great option. However, if you are not confident in your ability to install the pistons or do not have the necessary tools, it may be worth considering hiring a professional mechanic to do the job.
Recommendation:If you decide to install the pistons yourself, make sure to follow the manufacturer's instructions carefully and use the recommended tools to avoid any damage to the engine. Additionally, consider purchasing a new cylinder head gasket and engine head bolts to ensure a proper seal and prevent any leaks.
Up for purchase is my cylinder jug and pistons for a 1981 Yamaha Xs 650 sh. The engine ran well without any noises or smoke prior to my upgrading to a performance hidden 750 cylinder. Only offered as a, so no offers please.
Package weighs in at 15 pounds.