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This listing is for a set of eight NOS Champion F-14Y spark plugs, made in the USA. These spark plugs are suitable for various vintage Ford, Edsel, and Thunderbird models, as well as others. The thread diameter is 18mm, and the voltage ranges from 6 to 12 volts.
The manufacturer part number is Champion F-14Y spark plugs, and they are made from Champion silver steel material. The spark plugs are designed for gasoline fuel type, with a manufacturer heat range of 1000°C. They are performance parts that are superseded by the F-14Y part number, and have OE/OEM part number Champion F-14Y spark plugs. The hex size is 0.07cm (0.028in), and the length is as per the photos.
