NEW OLD STOCK VINTAGE TUNG SOL 673 SEAT BELT WARNING LIGHT RELAY FOR 1964 - 1971 FORD AND MERCURY APPLICATIONS WITH THE RARE SEAT BELT WARNING LIGHT OPTION.  THIS IS FORD PART NUMBER C7AZ-10B924-A AND HAS THE CORRECT TUNG SOL 673 NUMBERS ON IT FOR A PROPER RESTORATION.  THESE ARE EXTREMELY HARD TO FIND AND HAVE BEEN BSOLETE FOR MANY YEARS.  FEEL FREE TO ASK ANY QUESTIONS.