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BMW 13111336978 Airhead Left Right Engine Air Fuel Intake Left/right Carb Carburetors

fits model: R80. make: Bmw. year: 1977–1980.

13111336978 Bmw 1977-1980 Airhead R80 Left/right Engine Air Fuel Intake Carb Carburetors

( Type: Carburetor ), ( Engine Type: 4-stroke ), ( Machine Type: Street Motorcycle ), ( Features: Metal Cap ), ( Choke Type: Mechanical ), ( Manufacturer Part Number: 13111336978 )

Review BMW Airhead Left/right Engine Air Fuel Intake Carb Carburetors fits R80 1977–1980

The BMW R80 airhead carburetors, specifically model numbers 131 113 369 78 for the left and 131 113 369 78 for the right, were used in BMW motorcycles from 1977 to 1980. These carburetors are an essential part of the BMW R80 air-cooled, two-cylinder, four-stroke engine.

The BMW R80 carburetors are known for their simplicity and reliability. They feature a constant-depression, flat slide type of throttle body, which ensures consistent fuel-air mixture delivery to the engine. Each carburetor has a single venturi with a bore size of approximately 30mm. The carburetors are equipped with a float-fed fuel system, which uses a float and needle valve to regulate the fuel level and delivery.

The left carburetor (131 113 369 78) is the primary carburetor and is responsible for supplying the engine with the majority of the fuel-air mixture. It has a larger jet size (32mm) compared to the right carburetor (131 113 369 78), which is the secondary carburetor and has a jet size of 28mm. The primary jet size is larger to compensate for the engine's greater fuel requirements.

These BMW R80 carburetors come with adjustable idle mixture screws, main jet needles, and needle jet screws. These adjustments allow the rider to fine-tune the engine's performance to their specific riding conditions and preferences. The carburetors also have a choke mechanism to help ensure easy starting in cold weather conditions.

In summary, the BMW R80 carburetors, model numbers 131 113 369 78 for the left and 131 113 369 78 for the right, are essential components of the BMW R80 air-cooled engine from 1977 to 1980. They are known for their simplicity, reliability, and adjustability, making them a popular choice among BMW motorcycle enthusiasts and restorers.

The BMW R80 airhead motorcycle, produced between 1977 and 1980, is renowned for its robustness and classic design. Its carburetors, type BS Karbid 32/34, are an integral part of this engine. In this analysis, we will discuss the pros and cons of buying these BMW R80 airhead carburetors.

Pros:

1. Widely Available: Due to their popularity, these BMW R80 carburetors are easily obtainable in the aftermarket.

2. Authenticity: If you're restoring an original BMW R80 motorcycle, these carburetors will maintain its authenticity.

3. Performance: The BS Karbid 32/34 carburetors deliver smooth power delivery and adequate fuel-air mixture for most riding conditions.

4. Affordability: Compared to newer, electronic fuel injection systems, these carburetors are relatively affordable.

5. Customizable: Carburetors offer more opportunities for tuning and tweaking the engine's performance.

Cons:

1. Complexity: Carburetors are more complex than electronic fuel injection systems. They require regular maintenance, such as jetting, syncing, and rebuilding.

2. Inefficiency: Compared to electronic fuel injection systems, carburetors can be less fuel-efficient and may require more frequent fuel adjustments.

3. Cold Starts: Carburetors may struggle to deliver an adequate fuel-air mixture during cold starts, making them more difficult to start in colder temperatures.

4. Emission Regulations: If you live in an area with strict emission regulations, you may face challenges in meeting the requirements with these carburetors.

In conclusion, BMW R80 airhead carburetors offer a classic riding experience and are widely available. However, they require regular maintenance, can be less efficient, and may struggle to meet modern emission regulations. Ultimately, the decision to buy these carburetors depends on your personal preferences, budget, and riding conditions. If you're looking for a more modern and efficient fuel delivery system, you may want to consider electronic fuel injection. If you're committed to the classic airhead experience, these carburetors are an excellent choice.

part # 13111336978 prices

  • $231.34-$399.95

specifications iodacarb:

  • for models: R80
  • for makes: Bmw
  • for years: 1977-1980
  • type: Carburetor
  • engine type: 4-stroke
  • machine type: Street Motorcycle
  • features: Metal Cap
  • choke type: Mechanical
  • manufacturer part number: 13111336978

payments iodacarb:

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returns iodacarb:

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

seller iodacarb:

  • rating: 99.2%
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shipping iodacarb:

  • transit: 3-7 Days
  • type: Fixed
  • service: Standard
  • class: Standard
  • cost: $14.99

offer iodacarb:

  • availability: In Stock
  • options: Ship-to-home
  • started: July 9, 2025
  • quantity: 1
  • sold: 0

general iodacarb:

  • condition: Used
  • Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors
for models: r80, for makes: bmw, for years: 1977-1980, type: carburetor, engine type: 4-stroke, machine type: street motorcycle, features: metal cap, choke type: mechanical,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, sku: 6072160220913762,

Bmw 13111336978 Is Similar To:

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2 offers $231.34–$399.95 USD
  • Offer #1: $399.95 price + $14.99 delivery = $414.94* total. Manufacturer: BMW. This is a used pair of carburetors.+$14.99 shipping
  • Offer #2: $231.34 price + $29.06 delivery = $260.40* total. Dieser kann altersbedingte Gebrauchsspuren oder Verschmutzungen aufweisen.+$29.06 shipping