fits model: Yz250. year: 1986–1987.

( Manufacturer Part Number: 1LU-11311-00-00 ), ( Part Type: Cylinder )
The 1Lu 1986 YZ250 1987 Cylinder (1Lu-11311-00-00) is an exceptional replacement part for your 1986 or 1987 Yamaha YZ250. This cylinder is meticulously crafted to ensure a perfect fit and optimal performance, making it an ideal choice for enthusiasts looking to restore their classic two-stroke bike to its former glory.
The 1Lu-11311-00-00 cylinder is manufactured with precision and attention to detail, boasting a high-quality construction that is designed to withstand the rigors of off-road riding. It features a durable alloy construction that is both lightweight and strong, ensuring optimal power delivery and engine efficiency. The cylinder is also equipped with a high-performance piston and ring package, which is designed to deliver consistent power and torque, even under heavy load.
The 1Lu 1986 YZ250 1987 Cylinder (1Lu-11311-00-00) is also easy to install, making it a convenient replacement option for DIY enthusiasts. The cylinder comes fully assembled, complete with all necessary hardware, ensuring a hassle-free installation process. It is also designed to be a direct replacement for the original cylinder, eliminating the need for any modifications or adjustments to the engine.
In summary, the 1Lu 1986 YZ250 1987 Cylinder (1Lu-11311-00-00) is a high-quality replacement part that is perfect for restoring your classic Yamaha YZ250. Its durable alloy construction, high-performance piston and ring package, and easy installation make it an excellent choice for enthusiasts looking to keep their bike in top condition. With this cylinder, you can expect improved engine efficiency, consistent power delivery, and a smoother riding experience.
Pros of buying a 1986 YZ250 with the 1987 cylinder (1lu-11311-00-00):1. Parts Availability: The 1987 cylinder is a common part that is easily available, which means you can find replacement parts if needed.
2. Performance Improvement: The 1987 cylinder is known for its improved performance, which can give your 1986 YZ250 a power boost.
3. Cost-Effective: Buying a used bike with a new-to-you cylinder can be more cost-effective than buying a brand-new bike.
Cons of buying a 1986 YZ250 with the 1987 cylinder:1. Compatibility Issues: There may be compatibility issues between the 1986 frame and the 1987 cylinder. For instance, the engine mounts may not fit perfectly, which could lead to vibrations or other issues.
2. Potential Over-revving: If not installed correctly, the 1987 cylinder may cause the engine to rev higher than it should, which could lead to engine damage.
3. Lack of Originality: Some collectors or purists may not appreciate the mix of parts, as it may take away from the originality of the bike.
Conclusion:If you're looking for improved performance at a lower cost, buying a 1986 YZ250 with a 1987 cylinder could be a good option. However, it's essential to ensure the compatibility of the parts and get the installation done by a professional to avoid any engine damage. Keep in mind that this modification may not appeal to those who value originality.
Recommendation:If you're interested in buying a 1986 YZ250 with a 1987 cylinder, I recommend doing thorough research on the compatibility issues and getting a professional to install the cylinder. Additionally, make sure the bike is in good condition overall, as the performance improvement will only be noticeable if the rest of the bike is in working order.
This cylinder will work on 1986 or 1987 YZ250. Must be re honed first and or re sleeved to take back to stock 68mm.