1. Automotive Used Intake Manifolds Items
  2. sku: 2398880119900761
  3. PONTIAC 10000518

PONTIAC 10000518 Barrel Carb Trans Am 301

fits make: Rochester, Pontiac. year: 1979–1981.

10000518 Pontiac 301 Four Barrel Rochester Carb 1979 1980 1981 79 80 81 Trans Am10000518 Pontiac 301 Four Barrel Rochester Carb 1979 1980 1981 79 80 81 Trans Am #210000518 Pontiac 301 Four Barrel Rochester Carb 1979 1980 1981 79 80 81 Trans Am #3

( Brand: Pontiac ), ( Type: Intake Manifold ), ( Manufacturer Warranty: No Warranty ), ( Manufacturer Part Number: 10000518 ), ( Material: Cast Iron )

Review PONTIAC 301 Four Barrel Rochester Carb Trans Am fits 1979–1981

The Pontiac 10000518 301 barrel Rochester carburetor was specifically designed for use in Pontiac Trans Am vehicles manufactured between 1979, 1980, and 1981. This carburetor, part of the Rochester Quadra-Jet series, was a significant improvement over its predecessors, offering enhanced fuel efficiency, improved throttle response, and smoother engine performance.

The 301 barrel carburetor houses four separately metered barrels, each capable of supplying fuel to one cylinder in order to ensure optimal air-fuel mixture for each combustion chamber. The Quadra-Jet design provides precise fuel metering, leading to more consistent idling and improved fuel economy. The carburetor features a manual choke system, allowing the operator to easily enrich the fuel mixture during cold starting conditions.

The body of the carburetor is constructed of durable cast aluminum, offering both strength and resistance to corrosion. The 10000518 model comes with a primary metering rod and secondary metering rods, as well as a primary and secondary float bowl gasket, all necessary for a successful installation.

The Rochester 301 barrel carburetor is equipped with an electric choke system, which utilizes a vacuum-operated solenoid to control the charging system when the engine is started. This feature makes the carburetor easier to use, especially during cold weather conditions.

This carburetor also includes a set of factory calibrated jets to ensure optimal performance during various operating conditions. The Quadra-Jet design further includes a built-in fuel pressure regulator to maintain consistent fuel pressure within the system.

Additional features of the Pontiac 10000518 301 barrel Rochester carburetor include a mechanical secondaries system, which provides richer fuel mixtures under full throttle, as well as a venturied base gasket to ensure a secure seal between the carburetor and intake manifold.

In summary, the Pontiac 10000518 301 barrel Rochester carburetor is an essential upgrade for any Pontiac Trans Am owner seeking improved engine performance, fuel efficiency, and consistent idling between the years of 1979, 1980, and 1981. With its Quadra-Jet design, manual and electric choke systems, and durable cast aluminum construction, this carburetor offers unparalleled performance and longevity.

The Rochester Quadrajet 301 carburetor, specifically the Pontiac 10000518 variant, was used in various Pontiac Trans Am vehicles from 1979 to 1981. This carburetor was known for its four-barrel design and improved performance compared to the earlier two-barrel carburetors used in these automobiles. Like any automotive component, it has its advantages and disadvantages.

Pros of the Rochester Quadrajet 301 Carburetor:

1. Enhanced fuel economy: The 301 carburetor offered better fuel efficiency compared to the earlier carburetors due to its advanced design.

2. Improved power delivery: The four-barrel design provided increased horsepower and torque, making the Trans Am more responsive and faster.

3. Better drivability: The Quadrajet carburetor offered smoother throttle response and improved idle stability, resulting in a more enjoyable driving experience.

4. Easy maintenance: The adjustable components allowed for easier tuning and maintenance.

Cons of the Rochester Quadrajet 301 Carburetor:

1. Complexity: The 301 carburetor is more complex than earlier carburetors, which may result in more extensive repair work in case of issues.

2. Heat sensitivity: The carburetor's performance can be affected by extreme temperature changes, particularly when starting the engine in cold weather and when idling.

3. Possibility of fuel flooding: The Quadrajet 301 carburetor is prone to fuel flooding, which can lead to starting issues and rough idling.

4. Vacuum leaks: The complex design of the 301 carburetor increases the potential for vacuum leaks, which can negatively impact engine performance.

Conclusion:

The Rochester Quadrajet 301 Carburetor offers several advantages, such as enhanced fuel economy, improved power delivery, better drivability, and ease of maintenance. However, it also presents challenges, including complexity, sensitivity to temperature changes, the potential for fuel flooding, and a higher risk of vacuum leaks.

Recommendation:

Despite the challenges, many enthusiasts find that the benefits outweigh the drawbacks when it comes to the Rochester Quadrajet 301 Carburetor in a 1979-1981 Trans Am. For those wanting to optimize their performance and enjoy a more responsive driving experience, the 301 carburetor is an excellent choice. However, it is crucial for potential buyers to possess a solid understanding of the carburetor's complex nature and the necessary maintenance procedures to ensure reliable operation.

Details:

Was just removed from complete engine. Engine was running a short time ago. Has been BLASTED FOR CLEAN UP. Carb will need a rebuild Air cleaner has some rust.

Has been oiled to protect. 301 Pontiac 10000518 Very nice casting. There was a fire under the hood. I have the complete if interested.

PONTIAC four barrel intake and Rochester carburetor air cleaner. Removed from a car with and automatic trans.

specifications inputmanifolds:

  • for makes: Rochester, Pontiac
  • for years: 1979-1981
  • brand: Pontiac
  • type: Intake Manifold
  • manufacturer warranty: No Warranty
  • manufacturer part number: 10000518
  • material: Cast Iron

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  • rating: 99.7%
  • city: Greenbush, Wisconsin
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  • service: UPS Ground
  • cost: $73.16
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  • class: Standard
  • type: Calculated
  • transit: 4-10 Days

general inputmanifolds:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds

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  • options: Ship-to-home
  • sold: 0
  • started: October 6, 2024
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  • quantity: 1
  • availability: In Stock
for makes: rochester, pontiac, for years: 1979-1981, type: intake manifold, manufacturer warranty: no warranty,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, material: cast iron, sku: 2398880119900761,

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