Staged07SS

iTrader: (25)

Take some time to read through this article. Great info pertaining to plugs.

Spark Plug Analysis - Technical Information - NGK Spark Plugs Australia

DCsnow1000

Nice Article. Thanks for posting!

Lucid Dreams94

Very helpful for future info. Thanks!!

Staged07SS

iTrader: (25)

Def a great read. Glad you guys found it useful

JetLAGG

Thanks man. Changed my plugs and now I officially know that my car is running a little rich. A/F is fine tho. Not too word, going e85 mix soon...probably next month.

Xmetalhead2003X

iTrader: (3)

Nice. I'll keep this handy for spark plug changing time.

droponikz

iTrader: (4)

Great plug diagnostic info!

Snail_SS

iTrader: (3)

Good info to have thanks for sharing

katriik

PDF saved for future reference... Thanks a lot.

07MetallicSC

iTrader: (16)

I see this was bumped but its informative and very good info so no harm no foul. see what I did there? ... har har.

anyway I used to change plugs every oil change on the cobalt. easy insurance and theyre cheap and right there on top.

tougher on my LSX now so shes lucky to get every 25k some TR55s

Viperoni

With copper plugs I imagine?

Staged07SS

iTrader: (25)

Yeah, pretty sure he ran the coppers.

07MetallicSC

iTrader: (16)

ngk bkr7e plugs i believe i ran

07MetallicSC

iTrader: (16)

now I run NGK TR55 plugs (LSX) all motor

izcain

iTrader: (5)

N/a ls motor?

Boosted ls I run the br7ef plug. Non projected tip and works well.