YAMAHA 509-11111-70-00 Cylinder Head Cover

( Engine Type: 2-stroke ), ( Type: Cylinder Head ), ( Machine Type: Off-road Motorcycle ), ( Country/region Of Manufacture: Japan ), ( UPC: 509111117000 )

Review YAMAHA Cylinder Head Cover fits YZ250D 1977

Introducing the Yamaha 509-11111-70-00 Cylinder Head Cover, a genuine OEM part designed specifically for the 1977 Yamaha YZ250D motorcycle. This essential component is engineered to provide superior protection to the engine's cylinder head, ensuring the optimal performance and longevity of your classic two-wheel machine.

Manufactured using high-quality materials, this cylinder head cover features an attractive and durable design. Its sleek, black finish not only enhances the overall aesthetic of your YZ250D but also offers effective resistance against dirt, debris, and other environmental elements.

The cover's design is meticulously engineered to provide a perfect fit for the YZ250D's cylinder head. With precise dimensions and contours, this part ensures a secure attachment to the engine, minimizing the risk of leakage or damage.

The Yamaha 509-11111-70-00 Cylinder Head Cover is more than just a protective shield; it also plays a crucial role in maintaining the engine's cooling system. By sealing the gap between the cylinder head and the intake manifold, this part helps maintain proper engine temperatures, ensuring a consistent and efficient power output from your YZ250D.

Installation of this part is a straightforward process, making it an excellent choice for both DIY enthusiasts and professional mechanics. With no complicated assembly required, you can quickly and easily replace your old or damaged cylinder head cover with this genuine Yamaha part.

By choosing the Yamaha 509-11111-70-00 Cylinder Head Cover, you're not only investing in the preservation and upkeep of your cherished 1977 YZ250D but also ensuring the continued enjoyment of the iconic performance and handling that this motorcycle is renowned for. So, don't hesitate protect and enhance your YZ250D with this essential and high-quality OEM part.

Buying a Yamaha YZ250D cylinder head cover, such as the Yamaha part number 509-11111-70-00 from a 1977 model, can be a worthwhile investment for motorcycle enthusiasts looking to restore or maintain their classic bikes. Below are some potential pros and cons to consider before making a purchase.

1. Authenticity: A genuine Yamaha OEM (original equipment manufacturer) part ensures that the cylinder head cover is built to the manufacturer's specifications and is a direct fit for your bike.

2. Quality: Yamaha is known for producing high-quality parts, and investing in an OEM cylinder head cover can help maintain the longevity and performance of your engine.

3. Aesthetics: A new cylinder head cover can enhance the appearance of your vintage bike and make it stand out in a crowd.

4. Long-term savings: Although the upfront cost might be higher than aftermarket alternatives, investing in a genuine Yamaha part can save you money in the long run by preventing the need for frequent repairs or replacements.

1. Cost: Original equipment manufacturer parts, including cylinder head covers, can be more expensive than aftermarket alternatives.

2. Availability: Depending on the model and year of your Yamaha YZ250D, it might be challenging to find a new cylinder head cover from a dealer or distributor.

3. Wait time: If the part needs to be ordered from a dealer or the manufacturer, it could take some time for it to arrive.

The decision to buy a Yamaha OEM cylinder head cover for your 1977 YZ250D depends on various factors, including your budget, the condition of your current cylinder head cover, and your preference for originality and quality. While aftermarket alternatives may be more affordable, investing in a genuine Yamaha part can help maintain the authenticity, performance, and long-term value of your classic bike. If you prioritize these factors and can afford the upfront cost, purchasing a new OEM cylinder head cover is a solid investment. If budget is a concern, you might consider researching reliable aftermarket options or contacting your local Yamaha dealer to explore financing or other payment plans.

Details:

Based on the condition of the fingers clutch basket, OEM counter shaft sprocket, case alignment dowels, shaft seals, and piston sleeve, I estimate this engine to Havel's than 200 running hours in total, based missing left side case cover my educated guess is that was a low-hours removed from totalled chassis. All photos listed were taken within seconds of removal from the engine to give buyers an idea as the condition inside and out nothing cleaned or wiped before. To the best of my knowledge the part listed in this add are off a 1977 Yamaha YZ250D with engin ID#1W3-005851. Everything listed is considered to be in good usable condition, as defined by myself a former Technician of six years.

part #: 509111117000 prices

• $89.00-$349.99

specifications cylindermotorcycleiz:

• for models: Yz250d
• for makes: Yamaha
• for years: 1977
• engine type: 2-stroke
• type: Cylinder Head
• machine type: Off-road Motorcycle
• country/region of manufacture: Japan
• upc: 509111117000

returns cylindermotorcycleiz:

• policy: No Returns

payments cylindermotorcycleiz:

• other
• credit card: Mastercard
• wallet: Apple-pay

seller cylindermotorcycleiz:

• # reviews: 121
• rating: 100.0%
• city: East Wenatchee, Washington

general cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

• type: Calculated
• service: UPS Ground
• class: Standard
• transit: 4-9 Days
• cost: $10.84
• carrier: UPS

offer cylindermotorcycleiz:

• options: Ship-to-home
• best offers: True
• sold: 0
• quantity: 1
• started: June 1, 2025
• availability: In Stock

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