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  3. CROWN AUTOMOTIVE PW257JS

CROWN AUTOMOTIVE PW257JS Carburetor 4.2L

fits model: Scrambler. make: Jeep. year: 1982–1985.

Pw257js Crown Automotive Carburetor For 1982-1985 Jeep Scrambler 4.2l 6 Cyl 1983 1984

( Brand: Crown Automotive ), ( Manufacturer Part Number: PW257JS ), ( Part Type: Carburetor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Info: Carburetor Replaces Carbs. With Tag Numbers Bbd 8338/8339/8. ), ( Years: 1983 1985 1982 1984 83 85 82 84 ), ( Fitment: Jeep Scrambler Carburetor ), ( Cs-sku: 400 )

Review CROWN AUTOMOTIVE Carburetor For Jeep 4.2l Cyl fits SCRAMBLER 1982–1985

Introducing the Crown PW257JS Carburetor, a high-performance replacement option for the carburetors originally installed on 1982-1985 Jeep Scramblers equipped with the 4.2L inline-six engine. This carburetor is specifically designed to deliver optimal fuel efficiency, smooth idling, and improved power output compared to the factory unit.

The Crown PW257JS Carburetor features a modern bore size and meticulously calibrated jetting system. This results in precise fuel delivery, ensuring a stable and consistent engine performance. The carburetor's design also includes a fine-tuned idle circuit, enabling your Jeep Scrambler to idle smoothly at various temperatures and engine loads.

This replacement carburetor boasts an advanced air bleed system, making it easier to remove any air pockets and ensure proper fuel and air mixture. In comparison to the factory carburetor, the Crown PW257JS offers a more responsive throttle, providing a noticeable improvement in drivability and acceleration.

The Crown PW257JS Carburetor is constructed using high-quality materials, with elements like the float bowls and fuel bowls made from corrosion-resistant materials. This ensures the longevity and durability of the carburetor, even under harsh off-road conditions.

Additionally, this carburetor comes with a detailed instruction manual, making the installation process as straightforward as possible. Furthermore, it includes all necessary hardware, such as gaskets and mounting brackets, for a seamless installation experience.

In summary, the Crown PW257JS Carburetor offers unparalleled performance, improved fuel efficiency, and enhanced durability compared to the factory carburetor on your 1982-1985 Jeep Scrambler with the 4.2L inline-six engine. By upgrading to this advanced replacement carburetor, you'll enjoy a more responsive and powerful driving experience.

Pros and Cons of Installing a Crown PW257JS Carburetor on a 1982-1985 Jeep Scrambler with a 4.2L Engine (1983 and 1984 Models)

Introduction:

The Crown PW257JS carburetor is a popular aftermarket option for owners of older Jeep Scramblers looking to improve their vehicle's performance. This carburetor was originally designed for use on 1979-1981 Chevrolet and GMC trucks, but it has been found to be a suitable replacement for the stock carburetor on 4.2L Jeep Scramblers from 1982 to 1985. In this analysis, we will discuss the advantages and disadvantages of installing a Crown PW257JS carburetor on a 1983 or 1984 Jeep Scrambler with a 4.2L engine.

Pros:

1. Increased Horsepower: The Crown PW257JS carburetor offers improved air/fuel mixture, which results in increased horsepower and torque. This can lead to better acceleration and overall performance.

2. Smoother Idle: This carburetor is known for its smooth idle, which can make the driving experience more enjoyable. It can also help prevent stalling and rough running.

3. Better Fuel Economy: The improved air/fuel mixture can lead to better fuel economy, as the engine runs more efficiently.

4. Easy Installation: The installation process for the Crown PW257JS carburetor is relatively straightforward and can be completed by a skilled DIYer or a professional mechanic.

5. Wide Availability: The Crown PW257JS carburetor is widely available from various automotive parts retailers, making it an easily accessible upgrade option.

Cons:

1. Cost: The Crown PW257JS carburetor is more expensive than the stock carburetor. Depending on the installation labor costs, the total cost of the upgrade could be substantial.

2. Complexity: While the installation process is generally straightforward, the Crown PW257JS carburetor is more complex than the stock carburetor. This could lead to potential issues with tuning and adjustment.

3. Potential for Emissions Issues: Installing a non-OEM carburetor could potentially lead to emissions-related issues, as the carburetor may not meet modern emissions standards. This could result in the vehicle failing an emissions inspection.

4. Potential for Fuel Economy Decrease: In some cases, the installation of a Crown PW257JS carburetor may result in a decrease in fuel economy, particularly if the carburetor is not tuned properly.

Conclusion:

The installation of a Crown PW257JS carburetor on a 1983 or 1984 Jeep Scrambler with a 4.2L engine can offer increased horsepower, smoother idle, and potentially better fuel economy. However, the upgrade comes with a higher cost, increased complexity, and the potential for emissions-related issues. Ultimately, the decision to install this carburetor should be based on the individual's priorities, budget, and technical abilities. If you are willing to invest in the upgrade and have the necessary skills to tune and adjust the carburetor, it could lead to significant performance improvements. If you are concerned about emissions or fuel economy, it may be worth considering alternative upgrade options.

Details:

12 Month Warranty. Condition: New Notes: Carburetor Replaces Carbs. Vehicle Fitment Information, Vehicle Engine, 1982 - 1985 Jeep Scrambler4.2L 6 Cyl.

part #: pw257js price

  • $362.20

specifications carbcoon:

  • for models: Scrambler
  • for makes: Jeep
  • for years: 1982-1985
  • brand: Crown Automotive
  • mpn: Pw257js
  • part type: Carburetor
  • manufacturer warranty: 12 Month Warranty
  • info: Carburetor Replaces Carbs. With Tag Numbers Bbd 8338/8339/8.
  • years: 1983 1985 1982 1984 83 85 82 84
  • fitment: Jeep Scrambler Carburetor
  • cs-sku: 400

shipping carbcoon:

  • class: Standard
  • transit: 2-6 Days
  • cost: $0.00
  • carrier: FedEx
  • service: FedEx Ground or FedEx Home Delivery
  • type: Fixed

returns carbcoon:

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

offer carbcoon:

  • quantity: 1
  • options: Ship-to-home
  • started: May 28, 2025
  • availability: In Stock
  • sold: 0

seller carbcoon:

  • city: Canoga Park, California
  • # reviews: 90762
  • rating: 95.2%

payments carbcoon:

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

general carbcoon:

  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
  • condition: New
for models: scrambler, for makes: jeep, for years: 1982-1985, part type: carburetor, manufacturer warranty: 12 month warranty, info: carburetor replaces carbs. with tag numbers bbd 8338/8339/8., years: 1983 1985 1982 1984 83 85 82 84, fitment: jeep scrambler carburetor, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, sku: 6383336140331771,

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1 offer $362.20 USD
  • Offer #1: $362.20 price + $0.00 shipping estimate = $362.20* total. ALL PRODUCTS BUILT TO STRICT QUALITY STANDARDS. 1982-1985 Jeep Scrambler 4.2L 6 Cyl.FREE SHIPPING

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