The Walker Products Carburetor Choke Thermostat (part number 102-1002) is a direct-fit replacement for 1972 Checker, Chevrolet, and GMC vehicles with 5.7L 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.
- 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.
- Ideal for Classic Restorations:Â Supports tuning, repairs, or full rebuilds of vintage carbureted engines with thermal choke systems.
Specifications:
| Product Grade | Standard Replacement |
Fits: 1972 Checker, Chevrolet, and GMC models including Marathon, Bel Air, Biscayne, Blazer, Brookwood, C10 Pickup, C10 Suburban, C20 Pickup and more — 5.7L 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: Holley R400361A, Holley R9915A, Holley R9957A, Holley R50079AAS, Holley R9886A, Holley R50070A, Holley R9712AAA, Holley R9877AAA and 67 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.
