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  3. HONDA IB-14

HONDA IB-14 Keihin Carburetor Carb 1970S

fits model: Cb450, Twin. make: Honda.

Ib-14 Honda Oem Twin Keihin Carburetor Carb Cb450 1970s Matching Pair

( Machine Type: Street Motorcycle ), ( Manufacturer Part Number: IB-14 ), ( Vintage Part: Yes ), ( Engine Type: 4-stroke ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Manufacturer Warranty: 1 Month ), ( Features: Twin ), ( Universal Fitment: No ), ( Country Of Origin: Japan )

Review HONDA Oem Keihin Carburetor Carb 1970s Matching Pair fits TWIN CB450

Introducing the Honda IB-14 twin Keihin carburetor, a classic component that adds authenticity and functionality to various Honda motorcycles from the 1970s, including the CB450. This carburetor is a testament to the rich history of two-wheel engineering and is known for its reliable performance and smooth throttle response.

The Honda IB-14 carburetor is a twin-carburetor setup, meaning it consists of two identical carburetors mounted on the motorcycle's intake manifold. Each carburetor features a Keihin branded, 32mm throttle body, which draws in the necessary fuel-air mixture for efficient combustion in the engine. The Keihin brand is renowned for producing high-quality carburetors that deliver consistent performance, making it an excellent choice for this application.

The float bowls on these carburetors have a capacity of 14.2 liters (approximately 3.8 US gallons) each, ensuring a generous fuel supply for extended riding periods. The float level is adjustable, allowing riders to fine-tune the carburetors to their specific engine conditions and riding style.

The Honda IB-14 carburetor employs a downdraft design, which means the carburetor intake ports are located below the level of the cylinder heads. This design facilitates a more direct and efficient fuel-air mixture into the engine cylinders, contributing to the motorcycle's responsive and powerful performance.

The carburetor's main jet size is 140, and it comes with various emission control parts, such as an air-injection system and a vacuum secondary, which were common in motorcycles from the 1970s to meet the emission regulations of the time. These components help to ensure a cleaner exhaust gas and contribute to the overall engine efficiency.

The Honda IB-14 twin Keihin carburetor is a complex and intricately engineered component that requires care and attention during installation, tuning, and maintenance. However, with the proper tools, knowledge, and dedication, this carburetor can provide a satisfying and authentic riding experience for motorcycle enthusiasts who appreciate the engineering excellence of the 1970s Honda motorcycles.

Buying a Honda CB450 motorcycle from the 1970s with a twin Keihin carburetor can be an enticing prospect for vintage motorcycle enthusiasts. This model is known for its reliable engine, classic design, and potential for customization. Here are some pros and cons to consider before making a purchase.

Pros:

1. Powerful engine: The Honda CB450 motorcycle is equipped with a powerful 444cc SOHC air-cooled engine that delivers a good balance of power and torque.

2. Classic design: With its iconic lines and vintage look, the Honda CB450 is a desirable motorcycle for collectors and enthusiasts.

3. Customizable: The twin Keihin carburetors make this motorcycle highly customizable, allowing riders to fine-tune the engine for better performance.

4. Affordability: Compared to newer motorcycles, vintage models like the Honda CB450 can be more affordable, making it an accessible option for many riders.

5. Reliability: Honda motorcycles are known for their reliability, and the CB450 is no exception.

Cons:

1. Maintenance: Older motorcycles like the Honda CB450 require more frequent maintenance than newer models. This can be time-consuming and costly.

2. Availability of parts: Some parts for vintage motorcycles like the Honda CB450 can be difficult to find, which can make repairs more challenging and expensive.

3. Safety concerns: Older motorcycles may not have the same safety features as newer models, so riders need to take extra precautions to ensure their safety.

4. Fuel efficiency: The Honda CB450 is not known for its fuel efficiency, which can be a concern for riders who plan to use the motorcycle frequently.

5. Lack of modern amenities: Vintage motorcycles like the Honda CB450 do not have the same modern amenities as newer models, such as electronic fuel injection or ABS brakes.

Ending Conclusion:

The Honda CB450 with twin Keihin carburetors is a classic motorcycle that offers a unique riding experience. While it has its pros and cons, the bike's reliability, powerful engine, and potential for customization make it a desirable option for vintage motorcycle enthusiasts. However, potential buyers should be prepared for the additional maintenance and potential part availability issues that come with owning an older motorcycle. Ultimately, the decision to buy a Honda CB450 from the 1970s depends on the rider's priorities and preferences.

Recommendation:

If you are a vintage motorcycle enthusiast who is looking for a powerful, customizable, and classic bike, then the Honda CB450 with twin Keihin carburetors is an excellent option to consider. However, be prepared for the additional maintenance and potential part availability issues that come with owning an older motorcycle. It's also important to thoroughly research the bike's history and condition before making a purchase to ensure that you are getting a good deal.

part # ib14 price

  • $75.99

specifications iodacarb:

  • for models: Cb450, Twin
  • for makes: Honda
  • machine type: Street Motorcycle
  • manufacturer part number: IB-14
  • vintage part: Yes
  • engine type: 4-stroke
  • choke type: Mechanical
  • type: Carburetor
  • manufacturer warranty: 1 Month
  • features: Twin
  • universal fitment: No
  • country of origin: Japan

shipping iodacarb:

  • cost: $15.10
  • transit: 3-9 Days
  • carrier: USPS
  • type: Calculated
  • class: Standard, Expedited
  • service: USPS Ground Advantage, USPS Priority Mail

seller iodacarb:

  • rating: 100.0%
  • # reviews: 1515

payments iodacarb:

  • wallet: Google-pay
  • other
  • credit card: Diners-club

offer iodacarb:

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

general iodacarb:

  • Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors
  • condition: For parts or not working

returns iodacarb:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
for models: cb450, twin, for makes: honda, machine type: street motorcycle, vintage part: yes, engine type: 4-stroke, choke type: mechanical, type: carburetor, manufacturer warranty: 1 month, features: twin, universal fitment: no, country of origin: japan,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, sku: 11750281089578721,

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1 offer $75.99 USD
  • Offer #1: $75.99 price + $15.10 delivery = $91.09* total. Made in Japan, these carburetors feature a 1 barrel design and are specifically engineered for a 4-stroke engine.+$15.10 shipping