HomeAir and Fuel Delivery > CarburetionHygrade 1590 Carburetor Repair Kit
Part #: 1590

Hygrade 1590 Carburetor Repair Kit

⚙️ 58 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, Buick, and Chevrolet, Commercial Chassis, Fleetwood, Electra, Estate Wagon, LeSabre, Riviera, Century, Regal, DeVille, Monte Carlo, Eldorado, and Calais
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Hygrade Carburetor Repair Kit 1590 Overview

The Hygrade Carburetor Repair Kit 1590 is designed for precise restoration of carburetors in select Buick, Cadillac, and Chevrolet models. This kit includes a caution sheet to ensure safe and correct installation, making it a reliable choice for maintaining proper air and fuel delivery.

  • Includes detailed caution sheet for safe installation
  • Compatible with Buick Century, LeSabre, Regal, and Riviera models
  • Fits Cadillac DeVille, Eldorado, and Fleetwood carburetors
  • Suitable for Chevrolet Commercial Chassis and Monte Carlo carburetors
  • Part number 1590 ensures exact match for specified vehicles

Detailed Product Description

The Hygrade Carburetor Repair Kit 1590 provides all necessary components to refurbish carburetors on a range of classic and late-model vehicles. This kit is specifically engineered to meet the requirements of Buick, Cadillac, and Chevrolet carburetors, including models such as the Buick Century and Regal, Cadillac Eldorado and Fleetwood, and Chevrolet Monte Carlo. The included caution sheet guides technicians through the repair process, emphasizing safety and accuracy. Using this kit helps restore optimal fuel and air mixture control, which is critical for engine performance and efficiency.

Compatible Vehicle Applications

  • Buick Century, LeSabre, Regal, Riviera
  • Cadillac DeVille, Eldorado, Fleetwood
  • Chevrolet Commercial Chassis, Monte Carlo

Common Issues Addressed by This Repair Kit

  • Carburetor fuel leaks and worn gaskets
  • Improper air-fuel mixture causing rough idling
  • Reduced engine performance due to carburetor wear
  • Fuel delivery inconsistencies affecting acceleration
  • Carburetor component deterioration from age and use

Installation Notes and Tips

Before installation, carefully review the included caution sheet to understand safety precautions and proper procedures. Ensure the carburetor is clean and free of debris before applying the repair kit components. Use appropriate tools to avoid damaging delicate parts. It is recommended to replace all gaskets and seals included in the kit to prevent future leaks. After installation, verify proper carburetor function through engine testing and adjustment as needed.

Quality Assurance and Warranty

Hygrade manufactures this carburetor repair kit to meet industry standards for durability and fitment. The kit is designed to provide reliable service when installed according to instructions. While specific warranty details are not provided, Hygrade products typically adhere to quality control measures to ensure consistent performance in compatible Buick, Cadillac, and Chevrolet vehicles.

BrandHygrade
Part Number1590
ContentsIncludes Caution Sheet

This part fits 58 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1984CadillacCommercial Chassis6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1983CadillacCommercial Chassis6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1982CadillacCommercial Chassis6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1982CadillacFleetwood6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1981BuickLeSabre5.0LV8N/Aw/ Rochester Carb.; M4ME; 17066968, 17080247
1981BuickRiviera5.0LV8N/Aw/ Rochester Carb.; M4ME; 17066968, 17080247
1981CadillacCommercial Chassis6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1980BuickCentury3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickCentury3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickLeSabre3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickLeSabre3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickRegal3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickRegal3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickRiviera3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980BuickRiviera3.8LV6N/Aw/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247
1980CadillacCommercial Chassis6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1980CadillacDeVille6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1980CadillacFleetwood6.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231
1980ChevroletMonte Carlo3.8LV6N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066505, 17080243
1979BuickCentury3.8LV6N/Aw/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickCentury3.8LV6N/Aw/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickLeSabre3.8LV6N/Aw/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickLeSabre3.8LV6N/Aw/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickRegal3.8LV6N/Aw/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickRegal3.8LV6N/Aw/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickRiviera3.8LV6N/Aw/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979BuickRiviera3.8LV6N/Aw/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974
1979CadillacCommercial Chassis7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059232, 17059530, 17059532, 17065530-17065533
1979CadillacDeVille7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059230, 17079689
1979CadillacFleetwood7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059230, 17079689
1978CadillacCommercial Chassis7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17055830-17055833, 17055835, 17058232-17058233, 17058530-17058533, 17058535, 17065134, 17065250, 17065302, 17065835
1978CadillacDeVille7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17058230, 17079689
1978CadillacEldorado7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17055830-17055833, 17055835, 17058232-17058233, 17058530-17058533, 17058535, 17065134, 17065250, 17065302, 17065835
1978CadillacFleetwood7.0LV8N/Aw/ Rochester Carb.; w/ Federal Emissions; M4ME; 17058230, 17079689
1977CadillacCommercial Chassis7.0LV8N/Aw/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032
1977CadillacCommercial Chassis7.0LV8N/Aw/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235
1977CadillacDeVille7.0LV8N/Aw/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032
1977CadillacDeVille7.0LV8N/Aw/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235
1977CadillacEldorado7.0LV8N/Aw/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032
1977CadillacEldorado7.0LV8N/Aw/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235
1977CadillacFleetwood7.0LV8N/Aw/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032
1977CadillacFleetwood7.0LV8N/Aw/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235
1976CadillacCommercial Chassis8.2LV8N/Aw/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacCommercial Chassis8.2LV8N/Aw/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacDeVille8.2LV8N/Aw/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacDeVille8.2LV8N/Aw/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacEldorado8.2LV8N/Aw/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacEldorado8.2LV8N/Aw/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacFleetwood8.2LV8N/Aw/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1976CadillacFleetwood8.2LV8N/Aw/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530
1975CadillacCommercial Chassis8.2LV8N/Aw/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500
1975CadillacCommercial Chassis8.2LV8N/Aw/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500
1975CadillacDeVille8.2LV8N/Aw/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500
1975CadillacDeVille8.2LV8N/Aw/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500
1975CadillacEldorado8.2LV8N/Aw/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500
1975CadillacEldorado8.2LV8N/Aw/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500
1975CadillacFleetwood8.2LV8N/Aw/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500
1975CadillacFleetwood8.2LV8N/Aw/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

15601C170760272G122396-582CK474A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.