Validity
This Executive Order approved the specified parts on on August 9, 1989.
As of Friday, December 27th, 2024 this Executive Order has not been overturned or superceeded.
This Executive Order approved the specified parts on on August 9, 1989.
As of Friday, December 27th, 2024 this Executive Order has not been overturned or superceeded.
Part Number | Models | Modification |
---|---|---|
6.9F | 1983-1987 Ford heavy-duty vehicles powered by a Navistar intl. 6.9L diesel heavy-duty engine 1988-1990 Ford heavy-duty vehicles equipped with a Navistar intl. 7.3L diesel heavy-duty engine | Replace air cleaner assembly. New 3 inch muffler and exhaust pipe |