OE Quality
60-Day Returns

Hygrade 1590 Carburetor Repair Kit
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.
| Brand | Hygrade |
| Part Number | 1590 |
| Contents | Includes Caution Sheet |
This part fits 58 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1984 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1983 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1982 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1982 | Cadillac | Fleetwood | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1981 | Buick | LeSabre | 5.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17066968, 17080247 |
| 1981 | Buick | Riviera | 5.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17066968, 17080247 |
| 1981 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1980 | Buick | Century | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | Century | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | LeSabre | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | LeSabre | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | Regal | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | Regal | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | Riviera | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4MC; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Buick | Riviera | 3.8L | V6 | N/A | w/ Rochester Carb.; w/o Calif. Emissions; M4ME; 17066503-17066505, 17066968, 17080240, 17080242-17080243, 17080247 |
| 1980 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1980 | Cadillac | DeVille | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1980 | Cadillac | Fleetwood | 6.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066476, 17080230-17080231 |
| 1980 | Chevrolet | Monte Carlo | 3.8L | V6 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17066505, 17080243 |
| 1979 | Buick | Century | 3.8L | V6 | N/A | w/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | Century | 3.8L | V6 | N/A | w/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | LeSabre | 3.8L | V6 | N/A | w/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | LeSabre | 3.8L | V6 | N/A | w/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | Regal | 3.8L | V6 | N/A | w/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | Regal | 3.8L | V6 | N/A | w/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | Riviera | 3.8L | V6 | N/A | w/ Rochester Carb.; M4MC; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Buick | Riviera | 3.8L | V6 | N/A | w/ Rochester Carb.; M4ME; 17059240, 17059242-17059243, 17059540, 17059543-17059544, 17059546-17059548, 17065542-17065544, 17065546, 17065548, 17065915, 17065942, 17066314, 17066974 |
| 1979 | Cadillac | Commercial Chassis | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059232, 17059530, 17059532, 17065530-17065533 |
| 1979 | Cadillac | DeVille | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059230, 17079689 |
| 1979 | Cadillac | Fleetwood | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17059230, 17079689 |
| 1978 | Cadillac | Commercial Chassis | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17055830-17055833, 17055835, 17058232-17058233, 17058530-17058533, 17058535, 17065134, 17065250, 17065302, 17065835 |
| 1978 | Cadillac | DeVille | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17058230, 17079689 |
| 1978 | Cadillac | Eldorado | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17055830-17055833, 17055835, 17058232-17058233, 17058530-17058533, 17058535, 17065134, 17065250, 17065302, 17065835 |
| 1978 | Cadillac | Fleetwood | 7.0L | V8 | N/A | w/ Rochester Carb.; w/ Federal Emissions; M4ME; 17058230, 17079689 |
| 1977 | Cadillac | Commercial Chassis | 7.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032 |
| 1977 | Cadillac | Commercial Chassis | 7.0L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235 |
| 1977 | Cadillac | DeVille | 7.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032 |
| 1977 | Cadillac | DeVille | 7.0L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235 |
| 1977 | Cadillac | Eldorado | 7.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032 |
| 1977 | Cadillac | Eldorado | 7.0L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235 |
| 1977 | Cadillac | Fleetwood | 7.0L | V8 | N/A | w/ Rochester Carb.; M4ME; 17055130-17055134, 17055519, 17055554-17055555, 17055559, 17057230-17057235, 17057530, 17057533, 17067032 |
| 1977 | Cadillac | Fleetwood | 7.0L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17055131-17055133, 17055554-17055555, 17057231-17057235 |
| 1976 | Cadillac | Commercial Chassis | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | Commercial Chassis | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | DeVille | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | DeVille | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | Eldorado | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | Eldorado | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | Fleetwood | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1976 | Cadillac | Fleetwood | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 17052931-17052932, 17054693-17054694, 17056230, 17056232, 17056530 |
| 1975 | Cadillac | Commercial Chassis | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | Commercial Chassis | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | DeVille | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | DeVille | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | Eldorado | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | Eldorado | 8.2L | V8 | N/A | w/ Rochester Carb.; M4MEA; 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | Fleetwood | 8.2L | V8 | N/A | w/ Rochester Carb.; M4ME; 17054694, 7045193, 7045230, 7045530, 7047500 |
| 1975 | Cadillac | Fleetwood | 8.2L | V8 | N/A | w/ 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.