So if I understand correctly, all I have to do is order the plugs and get a torque wrench to out them back on. What are the ramifications if I don't use a torque wrench?


Does anyone know what part number the plugs and the wrench are ?? Should I buy that plu remover wrench too?

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'89 420 SEL
'90 300 SEL
'84 300 SD (sold it)