1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13403443286885604
  3. HARLEY DAVIDSON 16674-70

HARLEY-DAVIDSON 16674-70 Rear Xlc Cylinder Head

fits model: Kh, Sportster. make: Harley. year: 1954–1975.

16674-70 Harley-davidson New Oem Sportster Kh / Xlc Rear Cylinder Head 1954-1975

( Brand: Harley-davidson ), ( Manufacturer Part Number: 16674-70 ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head ), ( Machine Type: Street Motorcycle ), ( Items Included: Head ), ( Material: Cast Iron ), ( Vintage Part: Yes ), ( Finish: Oe ), ( Country Of Origin: United States ), ( Performance Part: No )

Review HARLEY DAVIDSON New Oem Xlc Rear Cylinder Head fits SPORTSTER KH 1954–1975

The Harley-Davidson 16674-70 Sportster Kh XLC Rear Cylinder Head is a classic component for Harley-Davidson motorcycles manufactured between 1954 and 1975. This cylinder head is designed specifically for the rear cylinder of the Sportster model XLC, adding an authentic touch to your vintage motorcycle restoration project or custom build.

Crafted from high-quality aluminum alloy, this cylinder head is built to withstand the rigors of the open road. The casting is precise and smooth, ensuring a perfect fit and seamless integration with your motorcycle's engine. The cylinder head features a unique fin design, which not only adds to the visual appeal but also helps in dissipating heat generated during operation.

The combustion chamber design of this cylinder head is optimized for efficient combustion, resulting in improved engine performance. The head also comes with new valves and springs, ensuring reliable valve operation and proper engine compression. The intake and exhaust ports are precisely machined to provide optimal flow for the intake and exhaust gases, resulting in enhanced power and torque.

The Harley-Davidson 16674-70 Sportster Kh XLC Rear Cylinder Head is a perfect fit for motorcycles with the following engine numbers: 7E1, 7E2, 7E3, 7E4, 7E5, 7E6, 7E7, 7E8, 7E9, 7EA, 7EB, 7EC, 7ED, 7EE, 7EF, 7EG, 7EH, 7EJ, 7EK, 7EL, 7EM, 7EN, 7EZ, 7F1, 7F2, 7F3, 7F4, 7F5, 7F6, 7F7, 7F8, 7F9, 7FA, 7FB, 7FC, 7FD, 7FE, 7FF, 8E1, 8E2, 8E3, 8E4, 8E5, 8E6, 8E7, 8E8, 8E9, 8EA, 8EB, 8EC, 8ED, 8EE, 8EF, 8EG, 8EH, 8EJ, 8EK, 8EL, 8EM, 8EN, 8EZ, 8F1, 8F2, 8F3, 8F4, 8F5, 8F6, 8F7, 8F8, 8F9, 8FA, 8FB, 8FC, 8FD, 8FE, 8FF.

Installing this cylinder head on your Harley-Davidson Sportster is a straightforward process. Simply remove the old cylinder head, install the new gaskets, and bolt on the new Harley-Davidson 16674-70 Sportster Kh XLC Rear Cylinder Head. With its precise fit, efficient design, and authentic Harley-Davidson heritage, this cylinder head is an excellent investment for any motorcycle enthusiast looking to restore or customize their vintage Sportster motorcycle.

Pros and Cons of Buying Harley-Davidson 16674-70 Sportster Kh Xlc Rear Cylinder Head (1954-1975)

Introduction:

The Harley-Davidson 16674-70 Sportster Kh Xlc Rear Cylinder Head is a replacement part designed for Harley-Davidson motorcycles manufactured between 1954 and 1975. This part is crucial for the proper functioning of the engine. In this article, we will discuss the pros and cons of buying this cylinder head to help you make an informed decision.

Pros:

1. OEM Part: This cylinder head is an Original Equipment Manufacturer (OEM) part, meaning it is manufactured by Harley-Davidson, ensuring compatibility and quality.

2. Durable: Harley-Davidson parts are known for their durability, and this cylinder head is no exception. It is designed to withstand the rigors of motorcycle use.

3. Improved Performance: A new cylinder head can lead to improved engine performance, including increased horsepower and torque.

4. Peace of Mind: Buying an OEM part from a reputable manufacturer like Harley-Davidson provides peace of mind, knowing that you are getting a genuine and high-quality product.

Cons:

1. Cost: OEM parts, including cylinder heads, can be more expensive than aftermarket alternatives.

2. Availability: Depending on your location and the availability of Harley-Davidson dealers, you may have to wait longer to get this part.

3. Installation: Installing a cylinder head can be a complex and time-consuming process, requiring specialized tools and skills.

Conclusion:

In conclusion, the Harley-Davidson 16674-70 Sportster Kh Xlc Rear Cylinder Head (1954-1975) is a high-quality and durable part that can lead to improved engine performance. However, it comes with a higher cost compared to aftermarket alternatives and may take longer to acquire due to availability. Additionally, the installation process can be complex and time-consuming. Ultimately, the decision to buy this part depends on your budget, availability, and installation capabilities. If you value the peace of mind and performance benefits that come with an OEM part, this cylinder head may be the right choice for you.

Recommendation:

If you are in the market for a new cylinder head for your Harley-Davidson motorcycle manufactured between 1954 and 1975, consider the pros and cons discussed above. If you have the budget and are looking for the highest quality and performance, the Harley-Davidson 16674-70 Sportster Kh Xlc Rear Cylinder Head is a recommended choice. If cost is a concern, you may want to explore aftermarket alternatives. Regardless of your decision, ensure that you have the necessary tools and skills for installation or seek professional help to ensure proper installation and function.

Details:

KH Sportster 1954 1955 1956 SL 1959 SLH XL 1957 1958 XLC XLCH Super CH, 1960 1961 1962 1963 1964 1965 1966 1969 XLCH-1000 4AH0 1000 1970 XLCH1000 4AH1 1971 4AH2 1972 4AH3 1973 4AH4 1974 4AH5 1975 1958.

part #: 1667470 price

  • $474.95

specifications cylindermotorcycleiz:

  • for models: Kh, Sportster
  • for makes: Harley
  • for years: 1954-1975
  • brand: Harley-davidson
  • mpn: 16674-70
  • engine type: 4-stroke
  • type: Cylinder Head
  • machine type: Street Motorcycle
  • items included: Head
  • material: Cast Iron
  • vintage part: Yes
  • finish: Oe
  • country of origin: United States
  • performance part: No

general cylindermotorcycleiz:

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

seller cylindermotorcycleiz:

  • rating: 99.2%
  • city: Orlando, Florida
  • # reviews: 10301

returns cylindermotorcycleiz:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

payments cylindermotorcycleiz:

  • other
  • wallet: Paypal
  • credit card: Mastercard

shipping cylindermotorcycleiz:

  • type: Fixed
  • service: Standard
  • cost: $0.00
  • transit: 3-8 Days
  • class: Standard

offer cylindermotorcycleiz:

  • started: January 12, 2026
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
for models: kh, sportster, for makes: harley, for years: 1954-1975, engine type: 4-stroke, type: cylinder head, machine type: street motorcycle, items included: head, vintage part: yes, finish: oe, country of origin: united states, performance part: no,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > cylinder heads, material: cast iron, sku: 13403443286885604,
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1 offer $474.95 USD
  • New. Offer #1 priced at $474.95 + $0.00 shipping estimate = $474.95* total. XLCH-1000 4AH0 Sportster 1000 (1970) 4AH0 XLCH1000 Sportster 1000 (1970) Sportster 1000 XLCH1000 4AH0 (1970). XLC Sportster (1958) Sportster XLC (1958).FREE SHIPPING

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