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  2. sku: 10692716685081731
  3. AUTOPART PREMIUM 86XBVM

AUTOPART PREMIUM 86XBVM Carburetor K35 4.8L

fits make: Gmc. year: 1977–1978.

86xbvm Autopart Premium Carburetor Fits Gmc K35 1977-1978 4.8l 6 Cyl

( Brand: Autopart Premium ), ( Manufacturer Part Number: 86XBVM ), ( Part Type: Carburetor ), ( Engine: 4.8l 6 Cyl ), ( Trim: High, Sierra, Base, Grande, Classic ), ( Compatible Make/model: Gmc K35 ), ( Compatible Years: 1977 1978 77 78 ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review AUTOPART PREMIUM Carburetor Fits Gmc K35 4.8l Cyl fits 1977–1978

Introducing the 86xBVM Carburetor, a high-performance replacement option for GMC K35 vehicles from the years 1977 and 1978 with a 4.8L engine. This carburetor is an excellent upgrade for those seeking to enhance their engine's fuel delivery system.

The 86xBVM Carburetor is a 2-barrel Quadra-Jet design, meaning it utilizes four jets to atomize fuel for each cylinder. This results in optimal fuel mixture distribution, ensuring efficient combustion and improved engine performance. The Quadra-Jet design also allows for easy tuning and adjustment, making it a popular choice among enthusiasts.

This carburetor features a cast aluminum body, which not only provides excellent heat dissipation but also adds a touch of style under the hood. The barrels are vented, reducing the risk of vacuum lock and helping to maintain consistent fuel flow during heavy acceleration.

The 86xBVM Carburetor comes with a new gasket set, making installation straightforward and hassle-free. It also includes a new float bowl gasket, which helps prevent fuel leaks and ensures a proper seal.

The carburetor's metering rods have been precision machined to ensure accurate fuel delivery, and the needle and seat assembly have been carefully calibrated for optimal performance. This attention to detail results in smooth idling, improved acceleration, and better fuel economy.

Additionally, the 86xBVM Carburetor offers excellent cold start performance. Its idle mixture screws are adjustable, allowing you to fine-tune the fuel mixture for your specific engine condition and climate.

In summary, the 86xBVM Carburetor offers superior performance, ease of installation, and the ability to be fine-tuned for optimal engine operation for GMC K35 vehicles with a 4.8L engine from 1977 and 1978. With its Quadra-Jet design, cast aluminum body, and attention to detail, this carburetor is an excellent choice for those seeking to enhance their vehicle's fuel delivery system.

The 86xBVM carburetor is a two-barrel Quadrajet model used in certain GMC trucks with the 4.8L V8 engine, specifically those manufactured between 1977 and 1978. Replacing an old or malfunctioning carburetor can help improve your vehicle's performance and fuel efficiency. Here are some potential pros and cons of buying and installing this particular carburetor.

Pros:

1. Wide Availability: The 86xBVM carburetor is a commonly used model and is readily available from various sources, including new and rebuilt carburetor manufacturers, automotive parts stores, and online marketplaces.

2. Good Fuel Efficiency: Quadrajets, such as the 86xBVM, are known for their good fuel efficiency, which can help reduce your overall fuel costs.

3. Consistent Performance: The 86xBVM carburetor is designed to provide consistent performance across a wide range of engine speeds and load conditions, which can help improve your driving experience.

Cons:

1. Complexity: Compared to simpler single-barrel carburetors, the 86xBVM is more complex, which can make installation and tuning more challenging.

2. Cost: New and rebuilt 86xBVM carburetors can be more expensive compared to some other models, especially if you opt for a new unit.

3. Maintenance: Quadrajets require more frequent maintenance compared to some other types of carburetors due to their complexity and the number of moving parts.

Conclusion:

The 86xBVM carburetor can be a good option for GMC truck owners with 4.8L V8 engines manufactured between 1977 and 1978 who are looking to improve their vehicle's performance and fuel efficiency. Its availability, good fuel efficiency, and consistent performance make it an attractive choice. However, the complexity, cost, and maintenance requirements are important factors to consider before making a purchase. Ultimately, the decision to buy this carburetor depends on your specific needs, budget, and technical abilities. If you are comfortable with the complexities and are willing to invest in the necessary maintenance, the 86xBVM carburetor could be a worthwhile investment. On the other hand, if you are looking for a simpler and more cost-effective solution, you may want to consider other options.

Details:

Detailed Applications Years: Vehicle: Sub model: Engine: 1978GMC K35Sierra Classic4.8L 6 Cyl, 1977-1978GMC Grande4.8L K35Base4.8L 1977GMC K35High Sierra4.8L Cyl. Choke Type: Electric. Autopart Premium Carburetor fits GMC K35 1977-1978 4.8L 6 Cyl 86XBVM: Brand: condition: New Notes: Detailed 1 Barrel for Chevrolet Chevy L6 4.1L 250 292, Specifications Count.

part #: 86xbvm prices

  • $94.15-$107.70

specifications carbcoon:

  • for makes: Gmc
  • for years: 1977-1978
  • brand: Autopart Premium
  • mpn: 86xbvm
  • part type: Carburetor
  • engine: 4.8l 6 Cyl
  • trim: High, Sierra, Base, Grande, Classic
  • compatible make/model: Gmc K35
  • compatible years: 1977 1978 77 78
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

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

seller carbcoon:

  • city: Romulus, Michigan
  • # reviews: 23558
  • rating: 99.2%

general carbcoon:

  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
  • condition: New

shipping carbcoon:

  • cost: $0.00
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  • transit: 2-5 Days
  • type: Fixed
  • service: Economy

offer carbcoon:

  • availability: In Stock
  • started: March 30, 2026
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
for makes: gmc, for years: 1977-1978, part type: carburetor, engine: 4.8l 6 cyl, trim: high, sierra, base, grande, classic, compatible make/model: gmc k35, compatible years: 1977 1978 77 78, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, sku: 10692716685081731,

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