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  3. TWIN 35-0571

V-TWIN MANUFACTURING 35-0571 Sifton Cv Carburetor Vtwin 40MM

fits make: Harley. year: 1988–2017.

35-0571 V-twin Manufacturing Sifton Cv 40mm Carburetor Harley 1988-2017 Vtwin

( Brand: V-twin Manufacturing ), ( Type: Carburetor ), ( Manufacturer Part Number: 35-0571 )

Review V TWIN MANUFACTURING Sifton Cv 40mm Carburetor Harley Vtwin fits 1988–2017

The Sifton V-Twin 35-0571 CV Carburetor is a high-performance replacement part designed specifically for Harley-Davidson V-Twin motorcycles manufactured between 1988 and 2017. This carburetor is an excellent upgrade for riders looking to enhance the fuel delivery system of their Harley-Davidson.

The Sifton 35-0571 CV Carburetor features a 40mm throat diameter, which provides an optimal air-fuel mixture for improved combustion and increased horsepower. The CV (Constant Vacuum) design ensures consistent vacuum output, resulting in smooth idling and responsive throttle.

The carburetor body is constructed from high-quality aluminum, making it lightweight yet durable. The bore is precision-machined to ensure a perfect fit, and the finish is polished to a mirror-like shine. The carburetor comes complete with all necessary components, including the float bowls, jets, needles, and gaskets, for a hassle-free installation process.

The Sifton 35-0571 CV Carburetor also includes an adjustable idle mixture screw, which allows riders to fine-tune the idle mixture for optimal engine performance. The primary jet is also adjustable, enabling riders to make additional adjustments for specific fuel conditions or engine modifications.

The carburetor comes with a set of instructions and a decal sheet for easy identification and installation. The kit includes all necessary hardware for installation, including mounting bolts and gaskets.

In summary, the Sifton V-Twin 35-0571 CV Carburetor is a high-performance replacement part designed for Harley-Davidson V-Twin motorcycles manufactured between 1988 and 2017. With a 40mm throat diameter, consistent vacuum output, and adjustable idle mixture and primary jet, this carburetor provides improved fuel delivery, increased horsepower, and smooth engine performance. The high-quality construction, included hardware, and easy installation make it a top choice for Harley-Davidson enthusiasts looking to enhance their motorcycle's performance.

The Sifton CV 40mm carburetor (V-Twin 35-0571) is a popular aftermarket replacement for Harley-Davidson motorcycles manufactured between 1988 and 2017. This carburetor offers several advantages and potential drawbacks for riders.

Advantages:

1. Improved Performance: The Sifton CV 40mm carburetor is known for its ability to provide better fuel mixture and air/fuel ratio than the stock Harley-Davidson carburetor. This results in improved engine performance, including increased power and torque.

2. Easier Idle Adjustment: The Sifton CV 40mm carburetor comes with a simpler and more intuitive idle adjustment mechanism compared to the stock Harley-Davidson carburetor. This makes it easier for riders to achieve a consistent idle and improve starting issues.

3. Smoother Throttle Response: The Sifton CV 40mm carburetor offers smoother throttle response, allowing for better control and responsiveness when accelerating.

4. Improved Fuel Economy: Due to the more efficient fuel mixture provided by the Sifton CV 40mm carburetor, some riders report improved fuel economy.

Disadvantages:

1. Complex Installation: Installing the Sifton CV 40mm carburetor can be a complex process, especially for those without extensive mechanical experience. It may require additional parts, such as an intake manifold gasket, and careful tuning to ensure proper operation.

2. Potential Tuning Issues: The Sifton CV 40mm carburetor may require fine-tuning to achieve optimal performance. This can be a time-consuming and frustrating process for some riders, particularly those without a thorough understanding of carburetor tuning.

3. Cost: The Sifton CV 40mm carburetor is generally more expensive than the stock Harley-Davidson carburetor. While the performance benefits may justify the cost for some riders, others may prefer to stick with the stock component to save money.

Conclusion:

The Sifton CV 40mm carburetor (V-Twin 35-0571) offers significant performance improvements for Harley-Davidson motorcycles manufactured between 1988 and 2017. These advantages include improved power and torque, smoother throttle response, easier idle adjustment, and potential fuel economy improvements. However, the complex installation process, potential tuning issues, and higher cost may deter some riders.

Recommendation:

If you are looking for improved performance from your Harley-Davidson motorcycle and are willing to invest the time and money into the installation and tuning process, the Sifton CV 40mm carburetor (V-Twin 35-0571) is an excellent choice. However, if you prefer a simpler and more cost-effective solution, consider sticking with the stock Harley-Davidson carburetor.

specifications iodacarb:

  • for makes: Harley
  • for years: 1988-2017
  • brand: V-twin Manufacturing
  • type: Carburetor
  • manufacturer part number: 35-0571

payments iodacarb:

  • credit card: Diners-club
  • wallet: Paypal
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seller iodacarb:

  • rating: 100.0%
  • # reviews: 289

shipping iodacarb:

  • cost: $8.24
  • carrier: USPS
  • transit: 4-10 Days
  • class: Standard, Expedited
  • service: USPS Ground Advantage, USPS Priority Mail
  • type: Calculated

general iodacarb:

  • Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors
  • condition: New

offer iodacarb:

  • options: Ship-to-home
  • quantity: 1
  • started: May 17, 2025
  • sold: 0
  • availability: In Stock

returns iodacarb:

  • paid by: Seller
  • time: 14 Days
  • policy: Returns Accepted
for makes: harley, for years: 1988-2017, type: carburetor,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, sku: 4964475549352762,

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