fits make: Yamaha. year: 1964-66.

( Machine Type: Street Motorcycle ), ( Vintage Part: Yes ), ( Engine Type: 2-stroke ), ( Type: Cylinder Head ), ( Unit Type: Unit ), ( Performance Part: No ), ( UPC: 137111111200 )
The Yamaha YA6 125cc Cylinder Head, model number 137-11111-12-00, is a crucial component for any vintage Yamaha YA6 motorcycle from the 1964-1966 era. This cylinder head is renowned for its durability and high-performance capabilities, making it a favorite among enthusiasts and collectors.
The cylinder head is made of high-quality materials, ensuring long-lasting performance even under high-stress conditions. It features a single overhead camshaft (SOHC) design, which allows for efficient valve operation and improved engine performance. The SOHC design also results in a compact and lightweight cylinder head, reducing overall engine weight and improving fuel efficiency.
The cylinder head is equipped with four valves per cylinder, which allows for better air and fuel mixture intake and exhaust, resulting in improved combustion and power output. The valves are adjustable, allowing for fine-tuning of the engine for optimal performance.
The cylinder head is also designed with a multi-port fuel injection system, which ensures precise fuel delivery to the cylinders, improving engine efficiency and reducing emissions. The multi-port design also allows for better heat dissipation, reducing the risk of engine overheating.
The cylinder head is easy to install and requires minimal modifications to the engine, making it a straightforward upgrade for any vintage YA6 motorcycle. The cylinder head is also backed by Yamaha's reputation for quality and reliability, ensuring that it will provide many years of reliable service.
In summary, the Yamaha YA6 125cc Cylinder Head, model number 137-11111-12-00, is a high-performance and reliable upgrade for any vintage YA6 motorcycle. Its SOHC design, adjustable valves, multi-port fuel injection system, and ease of installation make it a popular choice among enthusiasts and collectors.
Pros of buying Yamaha YA6 125cc Cylinder Head (1964-66):1. Authenticity: This is an original Yamaha part, which means it will fit perfectly in your 1964-66 YA6 model.
2. Quality: Yamaha is known for its high-quality products, so you can expect durability and reliability from this cylinder head.
3. Availability: As it is an original part, you can find it easily from authorized Yamaha dealers or online marketplaces.
4. Compatibility: It is specifically designed for the YA6 model, ensuring a perfect fit and performance.
Cons of buying Yamaha YA6 125cc Cylinder Head (1964-66):1. Cost: Original parts can be more expensive than aftermarket alternatives.
2. Limited Availability: While it is easy to find, the stock may be limited, especially for older models.
3. Potential Delays: As it is an original part, it may take longer to get delivered, depending on the availability and shipping times.
Conclusion:Considering the pros and cons, buying the Yamaha YA6 125cc Cylinder Head (1964-66) is a good choice for owners of this model who prioritize quality, fit, and reliability. Although it may be more expensive, the peace of mind and assurance of a perfect fit make it a worthwhile investment. Just ensure to check the availability and pricing from various sources to get the best deal.
Recommendation:If you are looking for a replacement cylinder head for your 1964-66 Yamaha YA6, I recommend considering the original Yamaha part. While it may be more expensive, the superior quality, fit, and reliability it offers will ensure optimal performance and longevity for your motorcycle.
Spark plug threads have been repaired, but was done well and are in good shape. Parts are listed for the year and model stated. Please look closely at all pictures and ask questions prior to buying. They may have dirt, rust, scratches, dents, nicks etc.
1964-66 Yamaha YA6 125CC Cylinder Head.