YAMAHA 483-11111-00-00 Cylinder Head

( Engine Type: 2-stroke ), ( Type: Cylinder Head ), ( Machine Type: Off-road Motorcycle ), ( Vintage Part: Yes ), ( Country Of Origin: Japan ), ( UPC: 483111110000 )

Review YAMAHA Oem Cylinder Head Used fits YZ250B 1975

The Yamaha YZ250B Cylinder Head, model number 483-11111-00-00, is a genuine OEM part designed for use in the classic 1975 Yamaha YZ250B motorcycle. This cylinder head is a crucial component of the engine, responsible for housing the combustion chamber and managing the flow of air and fuel into the engine's cylinder.

This Yamaha cylinder head is precision-engineered to meet the original specifications of the YZ250B engine. It features a compact design with a single overhead camshaft (SOHC) arrangement, which helps to reduce engine weight and improve overall performance. The head also includes two valves per cylinder, operated by a mechanically-actuated camshaft, providing efficient intake and exhaust flow.

The cylinder head's combustion chamber is designed to optimize the air-fuel mixture for efficient combustion. The chamber's shape and size have been carefully engineered to provide the best power output and throttle response for the 1975 YZ250B. The head also includes a spark plug located in the center of the combustion chamber for efficient ignition.

The cylinder head's surface is finished with a durable, high-temperature coating to ensure long-lasting performance. The head also includes cooling fins that help to dissipate heat generated during engine operation, keeping the engine running cool and stable.

Installing this Yamaha 483-11111-00-00 cylinder head on your 1975 YZ250B motorcycle requires some mechanical skills and knowledge. It is recommended that you consult your vehicle's service manual or seek assistance from a professional mechanic to ensure proper installation and adjustment.

In summary, the Yamaha YZ250B Cylinder Head, part number 483-11111-00-00, is a high-quality OEM component designed to restore the performance of your classic 1975 Yamaha YZ250B motorcycle. This cylinder head's compact design, efficient combustion chamber, and durable finish make it an essential upgrade for any enthusiast looking to keep their vintage motorcycle running at its best.

Buying a Yamaha YZ250B Cylinder Head (1975, Model No. 483-11111-00-00): Pros, Cons, and Conclusion

The Yamaha YZ250B is a classic motocross bike, and its original parts are highly sought after by collectors and enthusiasts. Replacing a worn-out or damaged cylinder head can be essential for keeping your YZ250B in good running condition. In this context, we'll discuss the pros, cons, and an ultimate recommendation regarding purchasing the Yamaha YZ250B Cylinder Head (Model No. 483-11111-00-00, from the year 1975).

1. Authenticity: By purchasing an original Yamaha cylinder head, you ensure that your YZ250B maintains its historical value and character.

2. Performance: A new cylinder head can lead to improved engine performance, such as increased power and torque, better gas mileage, and smoother engine operation.

3. Reliability: A well-maintained cylinder head can last a long time, ensuring the reliability and longevity of your YZ250B.

4. Availability: Yamaha cylinder heads are readily available from various retailers and manufacturers, both new and used, which makes it easy to find and purchase one that fits your needs and budget.

1. Cost: Original OEM (Original Equipment Manufacturer) cylinder heads can be quite expensive, especially for classic motorcycles like the YZ250B.

2. Installation Complexity: Installing a new cylinder head on the YZ250B can be a complex and time-consuming process, especially for those without prior experience or mechanical knowledge.

3. Potential for Damage: During the installation process, there is a risk of damaging other components or causing unintended complications, which could result in additional repair costs.

The decision to buy a Yamaha YZ250B Cylinder Head (Model No. 483-11111-00-00, from the year 1975) ultimately depends on your personal priorities, budget, and mechanical expertise. If you value historical authenticity, performance, and reliability, and are willing to invest in an original OEM part, then purchasing a new cylinder head could be a worthwhile investment. However, if cost is a significant concern, or if you lack the necessary mechanical skills to install the new head yourself, it may be more prudent to consider alternative solutions, such as rebuilding the existing cylinder head or purchasing a used one from a trusted source.

1. Research reputable retailers and manufacturers to ensure that you're purchasing an authentic, high-quality cylinder head.

2. Evaluate your budget and consider alternative solutions, such as rebuilding the existing cylinder head or purchasing a used one, if the cost of a new OEM part is prohibitive.

3. Consult with a professional mechanic or motorcycle restoration expert to assess your mechanical skills and determine whether installing the new cylinder head is a feasible option for you.

4. Ensure that you have all the necessary tools and resources to complete the installation process safely and effectively.

5. Consider purchasing a cylinder head gasket, cylinder head stud kit, and other related components to ensure a successful installation.

6. Join online forums or local motorcycle clubs to connect with other YZ250B owners and learn from their experiences when it comes to purchasing and installing cylinder heads.

Details:

This cylinder head came 2 ways in 1975 some with one hole. Resat of the head is in nice condition. There was a compression release there in the day. This is the 2 Plug Hole Head.

Yamaha 483-11111-00-00 1975 YZ250B Oem Cylinder Head Used. The plug head on the side will need a insert install due to wear and there are 2 small fins next it that were trimmed down.

part #: 483111110000 price

• $79.99

specifications cylindermotorcycleiz:

• for models: Yz250b
• for makes: Yamaha
• for years: 1975
• engine type: 2-stroke
• type: Cylinder Head
• machine type: Off-road Motorcycle
• vintage part: Yes
• country of origin: Japan
• upc: 483111110000

shipping cylindermotorcycleiz:

• service: Economy
• cost: $19.95
• transit: 5-11 Days
• type: Fixed
• class: Economy

seller cylindermotorcycleiz:

• rating: 99.8%
• # reviews: 3076
• city: Yakima, Washington

offer cylindermotorcycleiz:

• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: June 6, 2026

payments cylindermotorcycleiz:

• credit card: Mastercard
• other
• wallet: Paypal

returns cylindermotorcycleiz:

• policy: No Returns

general cylindermotorcycleiz:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
• condition: Used

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