Validity
This Executive Order approved the specified parts on on November 19, 1986.
As of Wednesday, January 22nd, 2025 this Executive Order has not been overturned or superceeded.
This Executive Order approved the specified parts on on November 19, 1986.
As of Wednesday, January 22nd, 2025 this Executive Order has not been overturned or superceeded.
Part Number | Models | Modification |
---|---|---|
454 TCI-HD | 1987 and older Chevrolet/GMC 454 CID gasoline engine | The carburetor bowl vent hose is disconnected from carbon cannister and port on the carbon canister plugged, air cleaner and heated air intake replaced with the Airsensor air cleaner, vacuum hose routing changed, automatic choke and carburetor is removed, and exhaust system may be changed to 3 inch diameter. Carburetor replaced with air sensors fuel injection system. |