Executive order
D-112-2
Turbo International
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 4500 | 1978-1983 GM heavy-duty vehicles with a gross vehicles weight (GVW) over 8,500 pounds and powered by a 454 CID engine. 1977 and older GM heavy-duty vehicles with a GVW over 6,000 pounds and powered by a 4564 CID engine. 1978-1979 medium duty GM vehicles with a GVW between 6,001 and 8,500 pounds and powered by a 454 CID engines. | Replace OEM metering rods with P/N 52P & AX, install water injection and EGR P/N PF7041427 |