LesleyAprotto
Banned
Today I changed my spark plugs, i use Bosch Platinium Plugs,

One or two of the old plugs i changed has got carbon deposits on them...
Can anyone with experience or anyone has opinion on this?
What could be the reason?
What should i do?


One or two of the old plugs i changed has got carbon deposits on them...
Can anyone with experience or anyone has opinion on this?
What could be the reason?
What should i do?
