HARLEY-DAVIDSON 16965-03 Refreshed Screaminft Cam Cylinder 103 Heads

( Brand: Harley-davidson ), ( Manufacturer Part Number: 16965-03 ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head ), ( Machine Type: Street Motorcycle ), ( Items Included: Cylinder Heads ), ( Material: Aluminum ), ( Finish: Silver, Blonde ), ( Country Of Origin: United States ), ( Performance Part: Yes )

Review HARLEY DAVIDSON Refreshed Screaminft 103 Cam Cylinder Heads fits EAGLE TWIN 1999–2006

Introducing the Harley-Davidson Refreshed Screamin' Eagle 103 Twin Cam Cylinder Heads, a game-changer for Harley-Davidson Touring motorcycles from the years 1999 to 2006. These cylinder heads, part number 16965-03, are an essential upgrade for riders seeking improved performance and enhanced engine response.

The Refreshed Screamin' Eagle 103 Twin Cam Cylinder Heads are meticulously engineered to deliver increased power and torque. Each head undergoes a rigorous refinement process that includes advanced porting and flow analysis, ensuring optimal combustion efficiency and unparalleled throttle response.

The unique design of these cylinder heads boasts large intake and exhaust ports, which allow for increased air and fuel flow. This results in a more potent combustion process, generating more power and torque at all RPM levels. The large intake valves, measuring 41.5mm, and the large exhaust valves, with a diameter of 34.5mm, allow for superior engine breathing, enabling the motorcycle to perform exceptionally well, particularly during high-speed cruising.

Moreover, these cylinder heads feature a revised camshaft profile, which provides a smoother, more consistent power delivery. This refined camshaft profile ensures a more balanced engine character, resulting in a more responsive and exhilarating riding experience.

The Refreshed Screamin' Eagle 103 Twin Cam Cylinder Heads are also compatible with a wide range of aftermarket performance parts, allowing riders to further customize their motorcycles to suit their individual preferences and riding styles. These heads are a must-have for those seeking to extract the maximum potential from their Harley-Davidson Touring motorcycle.

Installation of these cylinder heads is a straightforward process, making them an excellent choice for both amateur and professional mechanics. Each head comes complete with new valves, valve guides, and other necessary hardware, ensuring a hassle-free installation experience.

In conclusion, the Harley-Davidson Refreshed Screamin' Eagle 103 Twin Cam Cylinder Heads, part number 16965-03, represent an unparalleled upgrade for Harley-Davidson Touring motorcycles from 1999 to 2006. These heads offer improved performance, enhanced engine response, and the ability to accommodate a wide range of aftermarket performance parts. Whether you're a seasoned rider or just starting your Harley-Davidson journey, these cylinder heads are an investment that will undoubtedly elevate your riding experience.

Harley-Davidson's Refreshed Screamin' Eagle 103 Twin Cam cylinder heads were introduced by Harley-Davidson between 1999 and 2006 as an upgrade for their Twin Cam engines. These heads offer several benefits and drawbacks for Harley-Davidson motorcycle owners.

1. Increased Power: The Refreshed Screamin' Eagle 103 Twin Cam cylinder heads provide an increase in horsepower and torque, making the bike accelerate faster and perform better.

2. Improved Compatibility: These heads are compatible with a wide range of Harley-Davidson motorcycles and can be used as a direct replacement for the stock heads.

3. Enhanced Durability: The Refreshed Screamin' Eagle 103 Twin Cam cylinder heads are made from high-quality materials and have been designed to last longer than the stock heads.

4. Improved Airflow: The Refreshed Screamin' Eagle 103 Twin Cam cylinder heads have larger intake and exhaust ports, which improve airflow and allow the engine to breathe better.

5. Better Thermal Efficiency: The Refreshed Screamin' Eagle 103 Twin Cam cylinder heads have improved cooling capabilities, which help to prevent overheating and improve thermal efficiency.

1. Cost: The Refreshed Screamin' Eagle 103 Twin Cam cylinder heads are more expensive than the stock heads, which can be a significant investment for some Harley-Davidson owners.

2. Installation Complexity: Installing the Refreshed Screamin' Eagle 103 Twin Cam cylinder heads can be a complex process that requires specialized tools and expertise.

3. Potential Compatibility Issues: While the Refreshed Screamin' Eagle 103 Twin Cam cylinder heads are compatible with a wide range of Harley-Davidson motorcycles, there may be some compatibility issues with certain models or years.

4. Potential Performance Variations: While the Refreshed Screamin' Eagle 103 Twin Cam cylinder heads offer improved performance, there may be variations in performance depending on the specific motorcycle and other factors.

In conclusion, the Harley-Davidson Refreshed Screamin' Eagle 103 Twin Cam cylinder heads offer several benefits, including increased power, improved compatibility, enhanced durability, improved airflow, and better thermal efficiency. However, they also come with some drawbacks, such as a higher cost, installation complexity, potential compatibility issues, and potential performance variations.

If you are a Harley-Davidson owner looking to improve the performance of your motorcycle and are willing to invest in high-quality aftermarket parts, then the Refreshed Screamin' Eagle 103 Twin Cam cylinder heads may be a worthwhile investment. However, if you are on a tight budget or are unsure about the compatibility and installation process, then it may be best to consult with a Harley-Davidson dealer or experienced mechanic before making a decision.

Details:

There are zero miles on these heads since they were refreshed and assembled, ready to bolt-on go. Refreshed Screamin' Eagle 103 Twin cam cylinder heads. Front cylinder head p/n: 16965-03 - rear 16971-03. These heads have been refreshed/inspected with refaced valves/seats and new valve seals fresh cut on cylinder head gasket surface to ensure a quality seal.

part #: 1696503 price

• $399.99

specifications cylindermotorcycleiz:

• for models: Eagle, Twin
• for makes: Eagle, Harley
• for years: 1999-2006
• brand: Harley-davidson
• mpn: 16965-03
• engine type: 4-stroke
• type: Cylinder Head
• machine type: Street Motorcycle
• items included: Cylinder Heads
• material: Aluminum
• finish: Silver, Blonde
• country of origin: United States
• performance part: Yes

general cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

• options: Ship-to-home
• quantity: 1
• best offers: True
• availability: In Stock
• started: February 20, 2026
• sold: 0

returns cylindermotorcycleiz:

• policy: No Returns

seller cylindermotorcycleiz:

• city: Melbourne, Florida
• # reviews: 367
• rating: 100.0%

payments cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

• cost: $89.37
• transit: 5-11 Days
• carrier: FedEx, USPS, UPS
• class: Standard
• type: Calculated
• service: FedEx Ground / FedEx Home Delivery, USPS Ground Advantage, UPS Ground

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