1. USED Car/Truck Carburetors Items
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  3. LABWORK LAW165684

LABWORK LAW165684 Carburetor Quadrajet Engines 4MV

fits model: 327, 350, 427, 454. make: Chevrolet.

Law165684 Labwork Carburetor For Quadrajet 4mv 4 Bbl Chevrolet Engines 327 350 427 454

( Brand: Labwork ), ( Manufacturer Part Number: LAW165684 ), ( Type: Carburetor ), ( Fitment Type: Direct Replacement ), ( Features: Spread Bore Carburetor, Constant-vacuum, Quadrajet ), ( Color: As Shown In The Picture ), ( Placement On Vehicle: Front ), ( Oe/oem Part Number: 7026202 7026203 7026210 7027202 7027203 ), ( Choke Type: Mechanical ), ( Fitment: For Chevy 1969-1973 ), ( Items Included: Gasket, O-rings ), ( Universal Fitment: No ), ( Notice: This Is Aftermarket Replcement Part ), ( Custom Bundle: Yes ), ( Manufacturer Warranty: 1 Year ), ( Material: Aluminum ), ( Country Of Origin: United States )

Review LABWORK Carburetor For Quadrajet 4mv Bbl Chevrolet Engines fits 327 350 427 454

Introducing the LAW165684 Carburetor, specifically designed for Quadrajet 4MV Chevrolet engines with model numbers 327, 350, 427, and 454. This high-performance carburetor is an excellent choice for enhancing the fuel efficiency and power output of your classic Chevrolet engine.

The LAW165684 Carburetor features a Quadrajet design that utilizes four venturis to provide optimal air-fuel mixture delivery for exceptional combustion efficiency. The primary and secondary metering rods are precisely calibrated to ensure consistent fuel delivery at various engine speeds and loads.

The carburetor body is constructed from durable cast aluminum, which provides excellent heat dissipation properties. The base gasket is included, making installation a breeze. The stock air cleaner mounting bosses are also compatible with this carburetor.

The LAW165684 Carburetor comes with a new fuel bowl gasket and an adjustable float bowl leveler. The float bowls are designed to accommodate a wide range of fuel levels, making it easier to fine-tune the carburetor for your specific engine setup.

The carburetor features a cleanable paper air filter element, which can be easily accessed by removing the top of the air cleaner assembly. The air cleaner assembly includes a new rubber mount and a chrome air cleaner cover to add a touch of style to your engine bay.

The LAW165684 Carburetor also includes a new throttle linkage assembly, which is adjustable to accommodate various throttle cable lengths. The linkage is made of heavy-duty steel and features adjustable throttle stops to ensure precise throttle response.

In summary, the LAW165684 Carburetor is a top-quality, high-performance carburetor designed for Quadrajet 4MV Chevrolet engines. With its precise fuel delivery, durable construction, and easy-to-adjust features, it is an excellent choice for enhancing the performance and fuel efficiency of your classic Chevrolet engine.

Buying a lab-built carburetor like Law 165684 for Quadrajet 4mv Chevrolet engines (327, 350, 427, 454) comes with several pros and cons that you should consider before making a purchase.

Pros:

1. Customized design: Lab-built carburetors are custom-designed to meet specific engine requirements. This results in better fuel efficiency, improved power output, and smoother engine operation.

2. Improved performance: Lab-built carburetors are often tuned to optimize engine performance. This can result in improved acceleration, better throttle response, and increased horsepower.

3. Better fuel economy: A well-tuned carburetor can help improve fuel economy by ensuring that the engine receives the optimal amount of fuel at all times.

4. Longer lifespan: Lab-built carburetors are often made with higher-quality materials and more precise manufacturing processes. This can result in a longer lifespan compared to stock carburetors.

5. Personalized touch: Lab-built carburetors are often built to order, allowing you to specify various options and features that suit your specific needs and preferences.

Cons:

1. Cost: Lab-built carburetors can be more expensive than stock carburetors due to the customized design and manufacturing process.

2. Complex installation: Installing a lab-built carburetor can be more complex than installing a stock carburetor due to the customized design and potential need for additional modifications.

3. Requires tuning: Lab-built carburetors may require tuning to optimize engine performance, which can be a time-consuming and potentially costly process.

4. Limited availability: Lab-built carburetors may not be readily available from local parts stores or dealerships, requiring you to order them online or from specialized shops.

Conclusion:

Lab-built carburetors like Law 165684 for Quadrajet 4mv Chevrolet engines offer several advantages, including improved performance, better fuel economy, longer lifespan, personalized touch, and customized design. However, they also come with some drawbacks, such as higher cost, complex installation, potential need for tuning, and limited availability.

Recommendation:

If you are looking for optimal engine performance, improved fuel efficiency, and a smoother driving experience, a lab-built carburetor like Law 165684 for your Quadrajet 4mv Chevrolet engine may be worth the investment. However, be prepared for the potential complexities and costs associated with installation and tuning. It may be helpful to consult with a professional mechanic or carburetor specialist to ensure a successful installation and optimal engine performance.

Details:

Features: Product Name: Carburetor. W/o Product Instruction. Air Correction Jets: 110. Condition: Brand New.

Color: Silver. Warranty for defective items excluding damaged and/or misused after receipt. Warranty: 2-Year. Main Jets: 185.

You can add a banner for this Others as header and here. New List Item. Carburetor Barrels: 4-Barrel. Material Type: Aluminum Alloy; Zinc Alloy.

part #: law165684 prices

  • $126.48-$127.15

specifications carbcoon:

  • for models: 327, 350, 427, 454
  • for makes: Chevrolet
  • brand: Labwork
  • mpn: Law165684
  • type: Carburetor
  • fitment type: Direct Replacement
  • features: Spread Bore Carburetor, Constant-vacuum, Quadrajet
  • color: As Shown In The Picture
  • placement on vehicle: Front
  • oe/oem part number: 7026202 7026203 7026210 7027202 7027203
  • choke type: Mechanical
  • fitment: For Chevy 1969-1973
  • items included: Gasket, O-rings
  • universal fitment: No
  • notice: This Is Aftermarket Replcement Part
  • custom bundle: Yes
  • manufacturer warranty: 1 Year
  • material: Aluminum
  • country of origin: United States

payments carbcoon:

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

shipping carbcoon:

  • transit: 5-12 Days
  • service: Standard
  • class: Standard
  • cost: $0.00
  • type: Fixed

returns carbcoon:

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

seller carbcoon:

  • city: Monroe Township, New Jersey
  • # reviews: 70881
  • rating: 99.6%

offer carbcoon:

  • sold: 0
  • best offers: True
  • options: Ship-to-home
  • availability: In Stock
  • started: May 15, 2026

general carbcoon:

  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
  • condition: New
for models: 327, 350, 427, 454, for makes: chevrolet, type: carburetor, fitment type: direct replacement, features: spread bore carburetor, constant-vacuum, quadrajet, placement on vehicle: front, oe/oem part number: 7026202 7026203 7026210 7027202 7027203, choke type: mechanical, fitment: for chevy 1969-1973, items included: gasket, o-rings, universal fitment: no, notice: this is aftermarket replcement part, custom bundle: yes, manufacturer warranty: 1 year, country of origin: united states,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, color: as shown in the picture, material: aluminum, sku: 11266151911831871,

Labwork LAW165684 Is Similar To:

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5 offers $126.48–$127.15 USD
  • Offer #1: $126.48 price + $0.00 shipping estimate = $126.48* total. Features: Auxiliary Venturi:7.3mm Venturi(Choke tube):28mm Main jet:185 Air correction jets:110 Idle jet:120 Needle valve:3.3 Replaces Part Numbers: Directly replacement 4-BBL carburetor Replace For 1901-GG Rochester Quadrajet Carburetor- 4MV - 1966-1973, 1975-1979 Corvettes,1968-1973 For Chevy/GMC Trucks Part Number 1901R.FREE SHIPPING
  • Offer #2: $127.15 price + $0.00 shipping estimate = $127.15* total. Features: Auxiliary Venturi:7.3mm Venturi(Choke tube):28mm Main jet:185 Air correction jets:110 Idle jet:120 Needle valve:3.3.FREE SHIPPING
  • Offer #3: $126.50 price + $0.00 shipping estimate = $126.50* total.FREE SHIPPING
  • Offer #4: $127.27 price + $0.00 shipping estimate = $127.27* total. Calibration Main Jet: 0.069, Metering Rods: Primary 36B, Secondary DR Fitment: For 1970-1972 V8 Chevy big block Mark IV 6.6L/402 . Features: Auxiliary Venturi:7.3mm Venturi(Choke tube):28mm Main jet:185 Air correction jets:110 Idle jet:120 Needle valve:3.3 For 1901R 4MV; Rochester Quadrajet Carburetor 750 CFM Vacuum Secondary Divorced Choke 1966-73 327-454c.i.FREE SHIPPING
  • Offer #5: $127.16 price + $0.00 shipping estimate = $127.16* total. Features: Product Name: Carburetor Condition: Brand New Color: Silver Warranty: 2-Year Material Type: Aluminum Alloy; Zinc Alloy Carburetor Barrels: 4-Barrel Main Jets: 185 Air Correction Jets: 110 Idle Jets: 120 Fitment: For Chevy big block Mark IV 6.6L/402 1970-1972 V8.FREE SHIPPING

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