Validity
This Executive Order approved the specified parts on on September 26, 1990.
As of Sunday, December 22nd, 2024 this Executive Order has not been overturned or superceeded.
This Executive Order approved the specified parts on on September 26, 1990.
As of Sunday, December 22nd, 2024 this Executive Order has not been overturned or superceeded.
Part Number | Models | Modification |
---|---|---|
No. 6.9F | 1983-1987 model year Ford Motor Company vehicles powered by a 6.9 liter Navistar International heavy-duty diesel engine, and 1988-1991 model year Ford Motor Company vehicles powered by a 7.3 liter Navistar International heavy-duty diesel engine. | Modifications to the OEM emission related parts due to the installation of the turbocharger system include replacement of the air cleaner assembly, a new 3" low-restriction muffler, and a 3" diameter exhaust pipe. |