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-   -   You're a fool if you don't gap your plugs! (https://www.audiforums.com/forum/audi-a6-9/youre-fool-if-you-dont-gap-your-plugs-180989/)

badinstincts 03-23-2012 08:35 AM

You're a fool if you don't gap your plugs!
 
I was a fool for the last 7 years! I never gapped the NGK PFR6Q plugs because everyone always said they were pre-gapped and it says so on the box. BUT I decided to finally check the gaps on a new set I ordered, and they ranged from .25-.29 which is WRONG! I set them to .315 and the engine is now completely different. No more hesistation at all, everything is sooooo much smoother, and there is no stumbling at all at any speed.

Another thing I could have done was to look in the Bentley for which plugs I should be using, it says BKR6ES. But then I read that people like copper plugs in turbo engines... How come ngk says that the pfr6q are the correct plugs only? when in the Bentley it says BKR6ES..... Oh well, I just checked the old plugs (installed a year ago, less than 15k miles), they ranged from .26 to .33 unbelievable!!

badinstincts 03-23-2012 09:06 AM

Also why does it say here that the BKR6E NGK Spark Plugs 6962 - NGK V-Power Spark Plugs - Overview - SummitRacing.com have a nickel alloy electrode tip? Aren't they supposed to be just plain copper?

badinstincts 03-23-2012 09:16 AM

double post

shipo 03-23-2012 09:51 AM

I guess I'm a fool then as I don't gap my plugs, nor have I had a need to since, oh I don't know, maybe my 1979 Scirocco. :)

badinstincts 03-23-2012 10:18 AM

how have you not needed to? what do you mean?

hxgaser 03-23-2012 10:45 AM

One more thing... It is kinda hard to gap multiprong plugs.

//S POWER 03-23-2012 12:17 PM

The correct NGK spark plugs for 2.0 TFSI are

Platinum: PFR7S-8EG equivalent to Bosch FR6KPP33S

Iridium: BKR6EIX - Figured out myself

shipo 03-23-2012 12:20 PM


Originally Posted by badinstincts (Post 1372966)
how have you not needed to? what do you mean?

I've looked at enough plugs over the years to just kinda-sorta "know" when the gap looks wrong. That and with modern high-energy ignition systems, the gap is becoming less and less important (as long as it's within a certain range).

badinstincts 03-23-2012 12:54 PM

amazing, I cant tell the difference between .25 and .32. And I really felt a big difference when all my spark plugs were finally gapped correctly at .315 (i took it down a little to account for some extra hp my car has)...

badinstincts 03-23-2012 12:55 PM

the correct plugs depend on your ENGINE, I have a 2.7T APB 2001, the only plugs that ngk says I can use are pfr6q


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