ROCHESTER 7SMFUT Carburetor

( Brand: Rochester ), ( Manufacturer Part Number: 7SMFUT ), ( Oe Spec Or Performance/custom: Oe Spec ), ( Items Included: Gasket, O-rings ), ( Placement On Vehicle: Front ), ( Venturi Diameter: 30mm ), ( Compatible Make: For Dodge, For Chrysler, For Plymouth ), ( Performance Part: No ), ( Fitment Type: Direct Replacement ), ( Quantity: 1 Piece As Show In The Picture ), ( Mounting Hardware Included: 1 X Mounting Gasket Seal Included ), ( Material: Alloy ), ( Specific: 2 Barrel ), ( Vintage Part: Yes ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Choke Air Horn Inner Diameter: 62mm ), ( Bolt Hole Spacing Size: 82mm 47.5mm ), ( Choke Type: Manual Choke ), ( Type: Carburetor ), ( Choke Air Horn Outer Diameter: 66mm ), ( Oe/oem Part Number: 2 Barrel Carburetor, 318 2 Barrel Carburetor, 318 Carburetor, 318 Carb, 318 V8 Carburetor, 2 Bbl Carb, 2 Bbl Carburetor ), ( Note: No Instruction Included ), ( Fitment: For Dodge Chrysler 318 V8 5.2l 1967-1980 6cil Engine )

Review ROCHESTER Carburetor Fits For Dodge Chrysler Plymouth fits 318 1982–1989

The Rochester 7SMF carburetor is a classic fuel delivery system designed specifically for Dodge, Chrysler, and Plymouth vehicles equipped with the 318 cubic inch engine, manufactured between 1982 and 1989. This carburetor is a four-barrel, throttle body type, featuring electronic control for improved fuel economy and emissions compliance.

The 7SMF carburetor's base is made from cast aluminum, ensuring durability and resistance to corrosion. The carburetor's four barrels are mounted on a common throttle body, allowing for smooth and synchronized intake of air and fuel mixtures. Each barrel is equipped with its own individual float bowl and fuel level sensor, ensuring accurate fuel metering.

Electronic control is achieved through the use of a Power Control Module (PCM), which communicates with the engine management system to adjust fuel delivery based on various engine parameters, such as engine speed (RPM), engine temperature, and throttle position. This results in optimal fuel economy and reduced emissions.

The 7SMF carburetor also features an electric choke, which aids in easy cold starts by providing additional fuel to the engine. The choke is controlled by the PCM and automatically disengages once the engine has reached operating temperature.

Additionally, this carburetor comes with a vacuum secondary system, which allows for an increase in engine power under wide-open throttle conditions. The secondary system is controlled by a vacuum diaphragm, which opens the secondary metering rods when engine vacuum is present, allowing for an increased fuel delivery.

The Rochester 7SMF carburetor is a reliable and effective solution for restoring or maintaining the fuel delivery system of your Dodge, Chrysler, or Plymouth 318 engine from the 1982-1989 timeframe. With its electronic control, vacuum secondary system, and durable construction, this carburetor offers optimal fuel economy, reduced emissions, and increased power when needed.

The Rochester 7SMF carburetor was a popular fuel delivery system for various American automobiles, including Dodge, Chrysler, and Plymouth models from 1982 to 1989. This section will discuss the advantages and disadvantages of using a Rochester 7SMF carburetor for your 1982-1989 Dodge, Chrysler, or Plymouth 318 engine.

1. Fuel Efficiency: The Rochester 7SMF carburetor is known for its good fuel efficiency. It delivers an optimal fuel-air mixture to the engine, ensuring that the engine receives just the right amount of fuel for each combustion cycle. This results in better fuel economy compared to other carburetors.

2. Smooth Idle: The 7SMF carburetor features a throttle position sensor that helps maintain a consistent idle speed under various engine loads and temperatures. This results in a smoother running engine.

3. Easy Adjustments: The 7SMF carburetor is relatively easy to adjust, allowing you to fine-tune the fuel mixture for optimal performance. This is important when dealing with older vehicles, as engine conditions can change over time.

1. Complexity: The Rochester 7SMF carburetor is more complex than some other carburetors, which can make it more challenging to diagnose and repair. Its electronic components, such as the idle air control valve and throttle position sensor, can be problematic and require specialized knowledge or professional assistance.

2. Expense: The Rochester 7SMF carburetor is more expensive than some other carburetors due to its electronic components and complex design. Buying a used one might be a more economical option, but it may come with unknown issues.

3. Fuel Quality: The 7SMF carburetor can be sensitive to the quality of the fuel. Using fuel with a high ethanol content or poor quality gasoline can cause problems, such as erratic idling or rough running.

The Rochester 7SMF carburetor offers good fuel efficiency, smooth idle, and easy adjustability, making it an attractive option for those who prioritize performance and reliability from their older Dodge, Chrysler, or Plymouth 318 engines. However, its complexity, expense, and sensitivity to fuel quality may deter some enthusiasts. Ultimately, the decision to invest in a Rochester 7SMF carburetor depends on your specific needs, budget, and technical expertise. If you are comfortable with the potential challenges, the rewards of improved performance and fuel efficiency may be worth the investment.

If you decide to go with a Rochester 7SMF carburetor for your 1982-1989 Dodge, Chrysler, or Plymouth 318 engine, consider the following recommendations:

1. Ensure the carburetor is in good condition before installation, either by purchasing a rebuilt unit or thoroughly inspecting and repairing a used one.

2. Familiarize yourself with the carburetor's components and their functions to help with troubleshooting and maintenance.

3. Use high-quality fuel to minimize the risk of issues related to fuel quality.

4. Regularly maintain the carburetor, including checking and adjusting the idle mixture and fuel pressure, to ensure optimal performance.

Details:

Carburetor Fits For Dodge Chrysler 318 Plymouth 1982 -1989.

part #: 7smfut prices

• $58.49-$68.99

specifications carbcoon:

• for makes: Dodge, Chrysler, Plymouth, Rochester
• for years: 1982-1989
• brand: Rochester
• mpn: 7smfut
• oe spec or performance/custom: Oe Spec
• items included: Gasket, O-rings
• placement on vehicle: Front
• venturi diameter: 30mm
• compatible make: For Dodge, For Chrysler, For Plymouth
• performance part: No
• fitment type: Direct Replacement
• quantity: 1 Piece As Show In The Picture
• mounting hardware included: 1 X Mounting Gasket Seal Included
• material: Alloy
• specific: 2 Barrel
• vintage part: Yes
• california prop 65 warning: California Prop 65 Warning
• choke air horn inner diameter: 62mm
• bolt hole spacing size: 82mm 47.5mm
• choke type: Manual Choke
• type: Carburetor
• choke air horn outer diameter: 66mm
• oe/oem part number: 2 Barrel Carburetor, 318 2 Barrel Carburetor, 318 Carburetor, 318 Carb, 318 V8 Carburetor, 2 Bbl Carb, 2 Bbl Carburetor
• note: No Instruction Included
• fitment: For Dodge Chrysler 318 V8 5.2l 1967-1980 6cil Engine

offer carbcoon:

• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: June 24, 2025

returns carbcoon:

• policy: No Returns

general carbcoon:

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

payments carbcoon:

• wallet: Apple-pay
• other
• credit card: Visa

seller carbcoon:

• city: La Crosse, Wisconsin
• rating: 100.0%
• # reviews: 7

shipping carbcoon:

• service: USPS Priority Mail
• class: Expedited
• type: Calculated
• cost: $11.46
• carrier: USPS
• transit: 3-9 Days

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