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  3. HONDA 16100-390-004

HONDA 16100-390-004 Keihn Carb Carburetor 46C

fits make: Honda.

16100-390-004 Honda Keihn 4 Carb Carburetor 46c Pd Carbs In Good Condition

( Machine Type: Street Motorcycle ), ( Manufacturer Part Number: 16100-390-004 ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Engine Type: 4-stroke ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Features: Throttled ), ( Universal Fitment: No ), ( Country Of Origin: Japan )

Review HONDA Keihn Carb Carburetor 46c Pd Carbs In Good Condition

The Honda 16100-390-004 Keihin Carburetor, also known as the 46mm PD (Precision Downdraft) Carburetor, is a high-performance fuel delivery system designed specifically for Honda motorcycles. This carburetor is a key component in delivering an optimal fuel-air mixture to the engine for efficient combustion and superior engine performance.

The 46mm PD carburetor features a flat-slide design that provides precise fuel metering and excellent throttle response. The downdraft configuration of the carburetor ensures cooler air entering the carburetor, which helps in maintaining a consistent air temperature for accurate fuel metering. The precision bore size of 46mm ensures efficient fuel delivery and a smooth power delivery across the entire RPM range.

This particular carburetor comes with several advanced features that make it an ideal choice for Honda motorcycle enthusiasts. It includes a fine-micron air filter that helps in trapping even the smallest particles, ensuring clean air entering the carburetor. The carburetor also comes with an automatic choke system, making cold starts easier and more reliable.

The Honda 16100-390-004 Keihin Carburetor is known for its durability and reliability. It is constructed using high-quality materials, including a corrosion-resistant body, and features a robust design that can withstand the rigors of regular use. The carburetor also comes with adjustable jetting, allowing users to fine-tune the fuel mixture according to their specific riding conditions and engine requirements.

In summary, the Honda 16100-390-004 Keihin Carburetor is a high-performance, reliable, and durable fuel delivery system designed specifically for Honda motorcycles. Its downdraft design, precision fuel metering, automatic choke system, and adjustable jetting make it an excellent choice for riders who demand the best in engine performance and efficiency. Whether you're a weekend warrior or a seasoned rider, this carburetor is sure to deliver consistent and reliable performance, making your riding experience enjoyable and memorable.

Honda 16100-390-0394 Keihin Carburetor 46mm PD: A Detailed Analysis

The Honda 16100-390-0394 Keihin Carburetor 46mm PD (Precision Downdraft) is a popular choice among Honda motorcycle owners for its efficiency and reliability. This carburetor is specifically designed for Honda motorcycles and comes with several advantages and disadvantages. In this analysis, we will discuss both the pros and cons, followed by an Recommendation.

Pros:

1. Superior Fuel Efficiency: The PD carburetor is known for its excellent fuel economy. It delivers an optimal fuel-air mixture, ensuring that your engine runs efficiently and effectively.

2. Smooth Power Delivery: PD carbs provide smooth and consistent power delivery. They are particularly beneficial in situations where you require quick throttle response, such as when overtaking or climbing hills.

3. Easy Installation: The Honda 16100-390-0394 Keihin Carburetor 46mm PD is relatively easy to install. It comes with clear instructions and straightforward mounting procedures.

4. Durable Construction: Keihin carburetors are renowned for their durability. The Honda 16100-390-0394 model is no exception. It is built to withstand the rigors of regular use and harsh environmental conditions.

5. Improved Engine Performance: By providing an optimal fuel-air mixture and smooth power delivery, the PD carburetor can significantly improve your engine's performance.

Cons:

1. Requires Regular Maintenance: Carburetors, in general, require more frequent maintenance compared to fuel-injected systems. The PD carburetor is no exception. Regular cleaning and adjustments are necessary to keep it running efficiently.

2. Sensitive to Environmental Conditions: Carburetors can be sensitive to environmental conditions, such as altitude and temperature. This may require adjustments to the carburetor settings to maintain optimal performance.

3. Potential for Fuel Leaks: Carburetors have fuel lines and float bowls, which can potentially leak. Regular inspections and maintenance are essential to prevent fuel leaks.

4. Complexity: Compared to fuel-injected systems, carburetors can be more complex to understand and troubleshoot. This may require professional assistance or extensive research and knowledge.

Ending Conclusion:

The Honda 16100-390-0394 Keihin Carburetor 46mm PD offers several advantages, including improved engine performance, smooth power delivery, and superior fuel efficiency. However, it also comes with some disadvantages, such as the need for regular maintenance and potential sensitivity to environmental conditions. Ultimately, the decision to purchase this carburetor depends on your personal preferences, technical expertise, and willingness to invest time and resources into its maintenance.

Recommendation:

If you are comfortable with regular maintenance, enjoy working on motorcycles, and prefer the classic feel and sound of a carbureted engine, then the Honda 16100-390-0394 Keihin Carburetor 46mm PD is an excellent choice. However, if you prefer a low-maintenance and hassle-free riding experience, you may want to consider a fuel-injected system instead.

part # 16100390004 prices

  • $148.52-$310.00

specifications iodacarb:

  • for makes: Honda
  • machine type: Street Motorcycle
  • manufacturer part number: 16100-390-004
  • material: Aluminum
  • vintage part: Yes
  • engine type: 4-stroke
  • choke type: Mechanical
  • type: Carburetor
  • features: Throttled
  • universal fitment: No
  • country of origin: Japan

payments iodacarb:

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  • other
  • credit card: Diners-club

shipping iodacarb:

  • transit: 4-13 Days
  • type: Calculated
  • class: Standard, Economy
  • carrier: USPS, UPS
  • cost: $35.80
  • service: USPS Ground Advantage, UPS Ground Saver

seller iodacarb:

  • rating: 100.0%
  • # reviews: 254

returns iodacarb:

  • policy: No Returns

offer iodacarb:

  • availability: In Stock
  • best offers: True
  • started: November 18, 2025
  • quantity: 1
  • sold: 0
  • options: Ship-to-home

general iodacarb:

  • condition: Used
  • Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors
for makes: honda, machine type: street motorcycle, vintage part: yes, engine type: 4-stroke, choke type: mechanical, type: carburetor, features: throttled, universal fitment: no, country of origin: japan,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, material: aluminum, sku: 8563423717849682,

Honda 16100-390-004 Is Similar To:

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3 offers $148.52–$310.00 USD
  • Offer #1: $299.95 price + $43.65 delivery = $343.60* total. keihn 4 carb set up for a honda has number on carbs see pics 46c pj and on the body they have PD stamped on it these carbs are clean and look to be complete i took several pics so you can see condition .any questions feel free to ask.+$43.65 shipping
  • Offer #2: $148.52 price + free delivery = $148.52* total. DO NOT BE FOOLED BY CHEAP CHINESE OR TAIWAN IMITATION KITS THEY HAVE NOT PERFECTED THE RESISTANCE TO ALCOHOL IN OUR FUEL YET! 4 x KEYSTER CARBURETOR REBUILD REPAIR KITS.FREE SHIPPING
  • Offer #3: $310.00 price + $25.00 delivery = $335.00* total. Will need cleaning and rebuild. Here you are looking at a set of 4 carburetors in a rack for a 1978 honda cb550 k.+$25.00 shipping