Validity
This Executive Order approved the specified parts on on February 21, 1989.
As of Saturday, November 23rd, 2024 this Executive Order has not been overturned or superceeded.
This Executive Order approved the specified parts on on February 21, 1989.
As of Saturday, November 23rd, 2024 this Executive Order has not been overturned or superceeded.
Models | Modification |
---|---|
1983-1987 model-year Ford Motor Company heavy-duty vehicles powered by a 6.9L Navistar International heavy-duty diesel engine and 1988-1989 model-year Ford Motor Company vehicles powered by a 7.3L Navistar International heavy-duty diesel engine. | Modifications to the OEM emission-related parts due to the installation of the turbocharger kit include replacement of the OEM exhaust system with a 3 1/2" diameter exhaust system. |