The Walker Products Carburetor Choke Thermostat (part number 102-1006) is a direct-fit replacement for 1975-1981 Buick, Chevrolet, GMC, and Oldsmobile vehicles with 5.7L, 4.3L, and 5.0L engines. Walker Products Carburetor Choke Thermostats are OE Replacement components that restore automatic choke control during cold starts and warm-up cycles.
Features:
- Regulates Choke Operation:Â Controls the opening rate of the choke plate during warm-up for smoother cold starts and drivability.
- Ideal for Classic Restorations:Â Supports tuning, repairs, or full rebuilds of vintage carbureted engines with thermal choke systems.
- Built for Heat & Fuel Resistance:Â Manufactured from high-temp materials to endure exhaust manifold heat and under-hood environments.
- OE Replacement Calibration:Â Designed to match factory heat response, spring tension, and movement curve for consistent performance.
- Exact OE Fit: Installs directly in the original housing with 100% compatibility—no modifications or bracket changes required.
Specifications:
| Product Grade | Standard Replacement |
Fits: 1975-1981 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models including Apollo, Century, Electra, Estate Wagon, LeSabre, Regal, Riviera, Skyhawk and more — 5.7L, 4.3L, and 5.0L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Chrysler MD088137, Holley R401331A, Holley R400221A, Holley R400752A, Holley R40132A, Holley R40171A, Holley R50194A, Holley R8701A and 126 more
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
