Additional fitment details:
1978-1981 280CE from engine #026768
1977-1981 280E from engine #026768
1978-1979 450SEL 6.8L from engine #003348
This product has a solid terminal nut. If you require a removable nut please notate this on you order with your vehicle year and model. NGK is the spark plug that will be shipped to you rather than Bosch.