YAMAHA 17830 Cylinder Head
fits model: Yz250f. make: Yamaha. year: 2002.
( Manufacturer Part Number: 17830 ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head Assembly ), ( Machine Type: Off-road Motorcycle ), ( Manufacturer Warranty: 1 Year ), ( Oe/oem Part Number: 16730 ), ( Material: Aluminum ), ( Vintage Part: No ), ( Finish: Unfinished )
Review YAMAHA Cylinder Head Oem In Good Condition See Pics fits YZ250F 2002
The Yamaha YZ250F Cylinder Head, model number YFZ250F-A, is a high-performance component designed for use in the YZ250F motocross bike. This cylinder head is a key part of the engine system, responsible for the intake and combustion processes that power the motorcycle.
The YZ250F cylinder head features a compact design, with a combustion chamber volume of 66.4cc and a bore and stroke measurement of 77mm x 53.6mm. The head is made from an aluminum alloy, which provides excellent heat dissipation and durability. It also incorporates four valves, each with a diameter of 36mm and an intake and exhaust duration of 256 degrees.
The intake and exhaust ports on this cylinder head have been designed with careful attention to detail, with optimized shapes and sizes to ensure efficient gas flow. The intake port is large and straight, allowing for a smooth and uninterrupted flow of air into the engine. The exhaust port is tapered and shaped to minimize back pressure, making it easier for exhaust gases to exit the cylinder head.
The YZ250F cylinder head also includes a number of advanced features to improve performance and durability. These include:* High-compression piston: The piston has a compression ratio of 13.5:1, which helps to increase power output and improve engine efficiency.
* Titanium valves: The use of titanium valves reduces weight and improves durability, allowing the engine to rev more freely and respond more quickly to throttle inputs.
* Ceramic composite coating: The cylinder head is coated with a ceramic composite material, which helps to reduce engine heat and improve cooling efficiency.
* Lightweight camshaft: The camshaft is made from a lightweight material, which reduces rotating mass and helps to improve engine response and power delivery.
Overall, the Yamaha YZ250F Cylinder Head is a high-performance component that delivers impressive power and durability for motocross applications. Its compact design, advanced features, and high-quality materials make it an ideal choice for serious racers and enthusiasts looking for the best possible performance from their YZ250F motorcycle.
Buying a used Yamaha YZ250F (2002 model, cylinder head) comes with its own set of advantages and disadvantages: Advantages:1. Cost-effective: Purchasing a used cylinder head can save you a significant amount of money compared to buying a new one. This can be an excellent option for those on a budget.
2. Availability: Used parts are often more readily available than new ones, especially for older models. This can save you time in your search for the specific part you need.
3. Functionality: A used cylinder head that is in good condition can perform just as well as a new one. If the head has been well-maintained and shows no signs of wear or damage, it can be an excellent investment.
Disadvantages:1. Unknown History: When purchasing a used cylinder head, you may not have a clear understanding of its history. It could have been rebuilt multiple times or may have hidden damage that could affect its performance or longevity.
2. Wear and Tear: Even if the cylinder head appears to be in good condition, it may still have some signs of wear and tear. This could lead to potential issues down the line, which could require additional repairs or maintenance.
3. Compatibility: It's essential to ensure that the used cylinder head is compatible with your specific Yamaha YZ250F model and year. Incompatible parts could lead to performance issues or even damage to other components.
Ending Conclusion:Buying a used Yamaha YZ250F (2002 model, cylinder head) can be a cost-effective and readily available option. However, it's crucial to carefully consider the potential disadvantages, such as unknown history, wear and tear, and compatibility issues. If you can find a trustworthy seller and ensure the part is in good condition and compatible with your bike, it could be an excellent investment.
Recommendation: If you're considering buying a used cylinder head for your Yamaha YZ250F, I would recommend taking the following steps:1. Research the market: Determine the fair market value for a used Yamaha YZ250F cylinder head and compare it to the asking price of the seller.
2. Check the seller's reputation: Research the seller's feedback and reviews to ensure they have a good reputation for selling high-quality used parts.
3. Inspect the cylinder head: If possible, inspect the cylinder head in person to assess its condition. Look for signs of wear, damage, or leaks.
4. Ask for a history: Request information from the seller about the cylinder head's history, including any previous rebuilds or repairs.
5. Ensure compatibility: Confirm that the used cylinder head is compatible with your specific Yamaha YZ250F model and year.
6. Consider a warranty: Some sellers may offer a warranty on their used parts. This can provide additional peace of mind and protection against any potential issues.
Details:
Has other hardware as well In good usable condition Came off of a running bike. Comes with cams cam towers Head bolts and washers Valve buckets cover gasket.
part #: 17830 prices
- $49.96-$56.18
specifications cylindermotorcycleiz:
- for models: Yz250f
- for makes: Yamaha
- for years: 2002
- mpn: 17830
- engine type: 4-stroke
- type: Cylinder Head Assembly
- machine type: Off-road Motorcycle
- manufacturer warranty: 1 Year
- oe/oem part number: 16730
- material: Aluminum
- vintage part: No
- finish: Unfinished
offer cylindermotorcycleiz:
- best offers: True
- availability: In Stock
- options: Ship-to-home
- quantity: 1
- started: January 25, 2026
- sold: 0
general cylindermotorcycleiz:
- Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
- condition: Used
seller cylindermotorcycleiz:
- rating: 97.0%
- city: Monmouth, Illinois
- # reviews: 71
shipping cylindermotorcycleiz:
- cost: $16.59
- carrier: USPS
- service: USPS Priority Mail
- transit: 4-9 Days
- class: Expedited
- type: Calculated
returns cylindermotorcycleiz:
- policy: No Returns
payments cylindermotorcycleiz:
- other
- credit card: Diners-club
- money order
- wallet: Google-pay
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