Executive order
D-200-1
Doug Thorley Headers, Inc.
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 300Y CO | 1974-1980 Chevrolet and GMC trucks and Blazer/ Jimmy equipped with a 283-400 CID engine, EXCLUDING those catalyst equipped vehicles using feedback controls. |