Validity
This Executive Order approved the specified parts on on August 9, 1977.
As of Saturday, December 28th, 2024 this Executive Order has not been overturned or superceeded.
This Executive Order approved the specified parts on on August 9, 1977.
As of Saturday, December 28th, 2024 this Executive Order has not been overturned or superceeded.
Part Number | Models |
---|---|
550 | 1976 and older model year vehicles equipped with 4 cylinder engines and standard 12 volt negative ground Kettering ignition systems EXCEPT : (1) VW and other vehicles using Bosch distributors with unequal cam angles. (2) GM vehicles with 4 cylinder engines (3) Vehicles originally equipped with transistorized, capacitive discharge, or breakerless electronic ignition systems (4) Vehicles equipped with dual point distributor where one of the points is used for emission control. (5) 1966-70 vehicles with a retrofit NOx device which incorporates retard of basic ignition timing. |