Spark plug question???

[saint3570]

hey guys just bought  a new plug the iridium ix and realized it does not have terminal nut, do i need one for my 250 gs                the old one has a nut, and can i use the old one? 

[cbyerspace]

no you should be fine, you just put the cap over the thread...

[z250gs]

hey saint, don't forget to check your plug gap too. These plugs are usually pre-gapped for a certain type of engine - probably not for ours.  The book says 0.6-0.7mm. At one point mine was above this range and I noticed the difference in running after closing back to within range.

[saint3570]

yes i was wondering about that the plug comes gapped at 8 mm i gets i need to adjust it i need to buy a spark plug gapper thingy  thanks guys for your help!