1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 12787577157954772
  3. HARLEY DAVIDSON 17123-08KA

HARLEY-DAVIDSON 17123-08KA Rear Rod Cylinder Head Valves

fits model: Vrod, Vrsc, V-rod. make: Harley. year: 2009–2010.

17123-08ka Harley-davidson 2009 2010 V-rod Vrod Vrsc Rear Cylinder Head And Valves

( Brand: Harley-davidson ), ( Manufacturer Part Number: 17123-08KA ), ( Country Of Origin: United States ), ( Machine Type: Street Motorcycle ), ( Items Included: Rear Cylinder Head Valves ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head ), ( Manufacturer Warranty: No Warranty ), ( Finish: Silver ), ( Performance Part: No )

Review HARLEY DAVIDSON Rear Cylinder Head And Valves fits VROD VRSC V-ROD 2009–2010

The Harley-Davidson 17123-08KA V-Rod VRSC rear cylinder head valves are an essential component of the engine system for select Harley-Davidson V-Rod motorcycles from the 2009 and 2010 model years. These valves are designed to deliver optimal performance and reliability, ensuring a smooth riding experience for the motorcycle enthusiast.

The valves are manufactured from high-quality materials, specifically intended for motorcycle applications. Each valve consists of an intake valve and an exhaust valve, both featuring a hollow stem design for enhanced durability and reduced weight. The intake valves have a diameter of approximately 34.5mm, while the exhaust valves measure around 31.5mm in diameter.

These valves incorporate advanced design features, such as a sodium-filled exhaust valve head that effectively reduces the temperature of the exhaust gases, reducing the risk of thermal stress and fatigue. Additionally, the intake valves feature a hollow stem design with a hollow, sodium-filled skirt that aids in heat transfer, further enhancing engine performance.

The valves are equipped with a hardened, tempered seat and a dual-spring design, providing a consistent valve clearance throughout the engine's operational temperature range. This design feature minimizes the need for frequent adjustments, ensuring a reliable and hassle-free riding experience.

Each valve comes with its associated keepers, springs, and retainers, ensuring a complete and ready-to-install solution for motorcycle enthusiasts. These valves are an excellent upgrade for riders seeking enhanced engine performance or those looking to restore their Harley-Davidson V-Rod to factory specifications. By replacing the worn-out or faulty valves, riders can enjoy improved throttle response, increased power, and a more responsive engine overall.

These Harley-Davidson 17123-08KA V-Rod VRSC rear cylinder head valves are an essential investment for any Harley-Davidson V-Rod motorcycle owner, delivering high-performance and dependability that is synonymous with the Harley-Davidson brand.

Buying Harley-Davidson 17123-08KA rear cylinder heads for a 2009-2010 V-Rod VRSC motorcycle involves considering several pros and cons. These components are essential for the proper functioning of the engine, and their replacement may be necessary due to wear or damage.

Pros:

1. Improved Performance: New cylinder heads can lead to improved engine performance, including increased horsepower and torque. This can make the riding experience more enjoyable and exhilarating.

2. Enhanced Durability: New cylinder heads are likely to be more durable than worn-out or damaged ones. This means that the engine will run more smoothly and efficiently, reducing the risk of costly repairs or breakdowns in the future.

3. Better Fuel Economy: New cylinder heads can help improve fuel economy by reducing engine friction and improving combustion efficiency. This can save money on fuel costs over time.

4. Better Emissions: New cylinder heads can help reduce exhaust emissions, making the motorcycle more environmentally friendly and compliant with regulations.

Cons:

1. Cost: Replacing cylinder heads can be a significant expense, especially for high-performance motorcycles like the Harley-Davidson V-Rod. The cost of the parts themselves, as well as labor and installation fees, can add up quickly.

2. Time: Installing new cylinder heads can be a time-consuming process, especially if the work is being done by a professional mechanic. This means that the motorcycle may be out of commission for several days or even weeks, depending on the availability of parts and the workload of the mechanic.

3. Risk of Damage: During the installation process, there is a risk of damaging other components or causing unintended modifications to the engine. This can result in additional repair costs and downtime.

Conclusion:

In conclusion, buying Harley-Davidson 17123-08KA rear cylinder heads for a 2009-2010 V-Rod VRSC motorcycle involves both benefits and drawbacks. While new cylinder heads can lead to improved performance, durability, fuel economy, and emissions, they also come with a significant cost, time investment, and the risk of damage. Ultimately, the decision to replace the cylinder heads should be based on the specific needs and circumstances of the motorcycle and the rider. If the engine is experiencing significant performance issues or is emitting excessive exhaust, then replacing the cylinder heads may be a necessary investment. However, if the motorcycle is running smoothly and there are no major issues, then it may be worth considering other maintenance or repair options to save time and money.

Recommendation:

If you are considering replacing the cylinder heads on your Harley-Davidson V-Rod VRSC, it's essential to do your research and consult with a qualified mechanic to determine if it's the best course of action. Consider getting a thorough diagnosis of the engine to identify the root cause of any performance issues, and explore other potential repair options to ensure you're making an informed decision. Additionally, consider shopping around for the best price on the cylinder heads and comparing the costs and services of different mechanics to find the best value for your money.

Details:

This is in used condition and shows signs of typical ordinary use/weathering/wear/age/soiling/removal to be expected on a part examine all photos provided listing. This is a used OEM rear cylinder head that was removed off of an extremely low mileage 2009 Harley Davidson VRSC V-Rod, when it had some aftermarket heads swapped on it, the cleaned and put shelf in storage for many years.

part #: 1712308ka prices

  • $123.49-$999.95

specifications cylindermotorcycleiz:

  • for models: Vrod, Vrsc, V-rod
  • for makes: Harley
  • for years: 2009-2010
  • brand: Harley-davidson
  • mpn: 17123-08ka
  • country of origin: United States
  • machine type: Street Motorcycle
  • items included: Rear Cylinder Head Valves
  • material: Aluminum
  • vintage part: Yes
  • engine type: 4-stroke
  • type: Cylinder Head
  • manufacturer warranty: No Warranty
  • finish: Silver
  • performance part: No

returns cylindermotorcycleiz:

  • policy: No Returns

offer cylindermotorcycleiz:

  • sold: 0
  • quantity: 1
  • started: October 22, 2025
  • availability: In Stock
  • options: Ship-to-home

general cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

  • carrier: UPS
  • class: Standard
  • transit: 2-5 Days
  • cost: $26.18
  • service: UPS Ground
  • type: Calculated

seller cylindermotorcycleiz:

  • # reviews: 26440
  • city: Ortonville, Michigan
  • rating: 99.6%

payments cylindermotorcycleiz:

  • credit card: Visa
  • wallet: Paypal
  • other
for models: vrod, vrsc, v-rod, for makes: harley, for years: 2009-2010, country of origin: united states, machine type: street motorcycle, items included: rear cylinder head valves, vintage part: yes, engine type: 4-stroke, type: cylinder head, manufacturer warranty: no warranty, finish: silver, performance part: no,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > cylinder heads, material: aluminum, sku: 12787577157954772,
Harley-davidson 17123-08KA Is Similar To:
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2 offers $123.49–$999.95 USD
  • Used. Offer #1 priced at $123.49 + $27.38 shipping estimate = $150.87* total. +$27.38 shipping
  • Used. Offer #2 priced at $999.95 + $29.99 shipping estimate = $1029.94* total. This is a used set of cylinder heads VRSCAW V-Rod: 2008, 2009 & 2010.+$29.99 shipping

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