fits model: Yz. make: Yamaha. year: 1982.

( Manufacturer Part Number: 5X6-11181-00-00 ), ( Part Type: Cylinder Head ), ( Country/region Of Manufacture: Japan )
The 5x6-11181-00-00 Cylinder Head Anti-Ping Mod Resurfaced for the 1982 Yamaha YZ 490 is a vital component for maintaining optimal engine performance. This cylinder head has undergone a thorough resurfacing process, ensuring a smooth and even combustion chamber surface. This resurfacing helps to reduce engine knocking, pinging, and detonation, which can lead to premature engine failure.
The cylinder head is specifically designed for the 1982 Yamaha YZ 490, ensuring a precise fit and optimal engine operation. The Anti-Ping Mod feature reduces the occurrence of ping, a condition that can cause engine damage and performance issues. This mod is achieved through the use of specific valve seats and combustion chamber shaping, which help to reduce the pressure spikes that cause ping.
The resurfacing process involves removing the old, worn-out surface of the cylinder head, and then re-machining it to create a smooth, even surface. This process ensures that the new piston rings will seal properly, reducing the amount of oil that can enter the combustion chamber and causing oil consumption issues.
In addition to its anti-ping and resurfacing features, this cylinder head also includes all necessary hardware for installation, including new valve guides and seats. This ensures a hassle-free installation process and reduces the need for additional parts purchases.
Overall, the 5x6-11181-00-00 Cylinder Head Anti-Ping Mod Resurfaced for the 1982 Yamaha YZ 490 is a high-quality, performance-enhancing component that can help extend the life of your engine and improve its overall performance. Its precision fit, anti-ping features, and included hardware make it a valuable addition to any YZ 490 restoration or performance upgrade project.
Pros of buying a 1982 Yamaha YZ 490 Cylinder Head Anti-Ping Mod Resurfaced:1. Improved engine performance: The anti-ping mod is designed to reduce engine ping, which can improve overall engine performance and power.
2. Longer engine life: The resurfaced cylinder head can help prevent engine damage caused by ping, which can extend the life of the engine.
3. Cost-effective: While the cost of the resurfaced cylinder head may be higher than a new one, it can be more cost-effective in the long run by preventing expensive engine repairs.
4. Better fuel economy: Reducing engine ping can also improve fuel economy, as the engine will be able to run more efficiently.
Cons of buying a 1982 Yamaha YZ 490 Cylinder Head Anti-Ping Mod Resurfaced:1. Quality of resurfacing: It's important to ensure that the cylinder head was properly resurfaced, as a poor job could lead to engine issues down the line.
2. Compatibility: The resurfaced cylinder head may not be compatible with all YZ 490 models, so it's important to check before purchasing.
3. Availability: Older parts like this may be harder to find, so it may take longer to source and purchase the part.
4. Cost: While the resurfaced cylinder head may be more cost-effective in the long run, the upfront cost can be significant.
Conclusion:The 1982 Yamaha YZ 490 Cylinder Head Anti-Ping Mod Resurfaced can be a good investment for those looking to improve the performance and longevity of their engine. However, it's important to ensure that the resurfacing was done properly and that the part is compatible with your specific model. Additionally, the upfront cost can be high, so it's important to weigh the pros and cons and determine if the investment is worth it for your specific situation.
Recommendation:If you're considering purchasing the 1982 Yamaha YZ 490 Cylinder Head Anti-Ping Mod Resurfaced, I recommend doing your research and finding a reputable supplier. Look for reviews from other customers and ask questions to ensure that the part is of high quality and compatible with your specific model. Additionally, consider the cost and whether the potential benefits outweigh the upfront investment.
This sale is for the cylinder head with anti ping mod done to combustion chamber, gasket surface planed and bead blasted. Part 5x6 parting out 1982 Yamaha Yz 490 j.