YAMAHA 336-654323 Cylinder Head Engine Cams Valves 11K

( Manufacturer Part Number: 336-654323 ), ( Type: Cylinder Head )

Review YAMAHA Cylinder Head Engine Cams Valves Nice 11k #73125 fits R1 YZF 2004

Introducing the Yamaha YZF R1 Cylinder Head from the year 2004, carrying the part number 336-654323. This component is a crucial part of the engine system for the iconic R1 motorcycle model.

The cylinder head is a complex assembly housing the engine's camshafts, valves, and other vital components. In the case of the 2004 Yamaha YZF R1, this part is designed to provide optimal engine performance, power, and efficiency.

The camshafts in this cylinder head are engineered to deliver precise valve timing and duration. The camshafts' unique design helps the engine breathe efficiently at various RPM levels, ensuring a broad powerband and responsive throttle.

The four valves per cylinder, arranged in a DOHC (Double Overhead Camshaft) configuration, enable efficient intake and exhaust flow. The valves are designed to maximize the engine's combustion efficiency, contributing to the R1's renowned power and performance.

This cylinder head has undergone extensive testing and development to ensure it meets Yamaha's high standards for durability and reliability. With an estimated usage of around 11,000 miles (17,700 kilometers), this part may require replacement for those riders who have put significant mileage on their R1 motorcycles.

Installing a new Yamaha YZF R1 cylinder head, such as the 336-654323 part, can improve engine performance, enhance overall riding experience, and provide peace of mind for riders who value the precision and reliability of their motorcycle components.

Buying a used Yamaha YZF R1 (2004 model with the part number 336-654323 for cylinder head, engine cams, and valves with a mileage of around 11,000) can have several advantages and disadvantages for motorcycle enthusiasts. Here's a brief analysis of each:

1. Cost-effective: Buying used parts can save a significant amount of money compared to purchasing new ones directly from the manufacturer. Aftermarket prices for these parts may also be lower than OEM (Original Equipment Manufacturer) prices.

2. Availability: Used parts are often more readily available from various sources, including local shops, online marketplaces, and forums, which may not always be the case for new parts.

3. Functional performance: Provided the parts are in good condition and have been properly maintained, they can perform just as well as their new counterparts.

4. Environmental impact: Reusing parts reduces the demand for new production, minimizing the environmental impact of producing and shipping new components.

1. Unknown condition: The true condition of a used part is often unknown, which may lead to potential risks such as hidden damage, wear, or malfunction.

2. Compatibility concerns: Used parts may not always be 100% compatible with the motorcycle, requiring additional modifications or adaptations to fit correctly.

3. Warranty: Used parts do not typically come with a warranty, leaving the buyer responsible for any repairs or replacements in the future.

4. Lack of documentation: Proper documentation, such as maintenance records, may not always be available, making it difficult to assess the history and condition of the part.

Considering the advantages and disadvantages, buying a used cylinder head, engine cams, and valves (336-654323) for a 2004 Yamaha YZF R1 with 11,000 miles can be a cost-effective solution. However, it's essential to ensure that the parts are in good condition and have a reliable source. Carefully evaluate the seller's reputation, the part's condition, and any available documentation before making a purchase.

If you're confident in the part's condition and the seller's reputation, buying a used cylinder head, engine cams, and valves for your Yamaha YZF R1 can be a smart choice. However, if you prefer the peace of mind that comes with a new part or have concerns about compatibility, warranty, or condition, consider purchasing a new OEM part. Ultimately, the decision depends on your budget, risk tolerance, and personal preferences.

Details:

Off a bike with only 11k Miles. Head assembly. Philadelphia, PA. Includes all cams and valves.

Nice used condition.

part #: 336654323 prices

• $44.99-$200.00

specifications cylindermotorcycleiz:

• for models: R1, Yzf
• for makes: Yamaha
• for years: 2004
• mpn: 336-654323
• type: Cylinder Head

seller cylindermotorcycleiz:

• rating: 99.9%
• # reviews: 6512
• city: Marcus Hook, Pennsylvania

offer cylindermotorcycleiz:

• started: July 31, 2025
• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 1

returns cylindermotorcycleiz:

• policy: No Returns

general cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

• wallet: Apple-pay
• other
• credit card: Diners-club

shipping cylindermotorcycleiz:

• class: Standard
• transit: 4-8 Days
• carrier: UPS
• type: Calculated
• service: UPS Ground
• cost: $71.74

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