how long can a spark plug last after changing it ?

[darrengoh89]

can someone tell me ? =)

 

[angrysnail]

its around 100K km to 120K km if ur engine is in tiptop condition..

 

[boyzone]

Depand on what type of spark plug u are using.
Normal spark plug with stock iginition condition is able to last for 30k km.

 

[huakenny]

normal plugs are damn cheap..can change every 10k km

if platinium can last 100k km

iridium 30-40k km

 

[darrengoh89]

what about bosch super 4 ? how long can it last ? coz im using it now ..

 

[SkYwAlKeR]

wrong engine tuning can seriously deteriorate ur sparkplug lifespan...
so, is ur engine in healthy state now??

 

[darrengoh89]

yes i guess ...coz i still remember the last time i bought my car for checking ecu system is at proton service centre ..they help me to gau tim de ...