The service manual shows Motorcraft spark plug AWSF-32PP, which is the same spark plug that you put in your engine. Why are you replacing them again?
https://www.rockauto.com/en/parts/motorcraft,AWSF32PP,spark+plug,7212
The service manual shows Motorcraft spark plug AWSF-32PP, which is the same spark plug that you put in your engine. Why are you replacing them again?
https://www.rockauto.com/en/parts/motorcraft,AWSF32PP,spark+plug,7212