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Hi all,

This may sound like a noob question, but I need it answered all the same.

I have fouled up plugs and I'm wondering if you reduce your rev limit to say 3500rpm, and then smash the hell out of it, will this foul up the plugs? And if that is the case, how much would it take to happen?

I dont think this has anything to do with the car running rich. There is a story behind this, so if any one could clarify for the record, that would be great.

Cheers.

Edited by Az_StrYdeR
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sand... helpful thanks!

Ok bit more information

I’m running BCPR7ES's with a gap of 0.7 as was necessary in my tune to stop a slight miss up top.

I have an R33 with HKS GTRS, Nismo 550cc injectors, Z32 afm, splitfire coils, 3” turbo back, fmi, Nismo fuel pump, powerfc and apexi boost controller.

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Hi all,

This may sound like a noob question, but I need it answered all the same.

I have fouled up plugs and I'm wondering if you reduce your rev limit to say 3500rpm, and then smash the hell out of it, will this foul up the plugs? And if that is the case, how much would it take to happen?

I dont think this has anything to do with the car running rich. There is a story behind this, so if any one could clarify for the record, that would be great.

Cheers.

Yes this can happen.

f**k it. i will ask.

why do you have a rev limit of 3500, and why are you on the limit constantly if you do ?

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Yeah R31Nismoid, Im the sickest pimp around, and thats how I roll yo........

Guilt-Toy, thanks for your straight forward answer!

To answer why I asked, I had my car in the body works, so as to stop my car from being thrashed, I turned down the rev limit.

Now I have my car back, with unhappy results as far as the job, and my plugs are all fouled up and missing when ever I start building boost. So I'm just building a list of the shit the employees got up to, to give to the owner has been away on holiday.

Cheers

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Honestly i don't see how they could foul the plugs up that much in such a small amount of time regardless of what they did.

Also, the fact you have to run 0.7 gap even with splitfires is indicating something wrong; mine doesn't miss a beat on 0.8 gap and i run 1.5bar through the same turbo as you.

Edited by PM-R33
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I dont have a Bee-R limiter?? was just using the powerfc controller to turn it down.

Possibly same damage?

Yeah the rev limited does some weird things sometimes. Maybe you should replace the plugs and see if this fix's the issue.

If it does then you know they have given the car some bad treatment. Maybe they just held their foot on the throttle for minutes on end ?

let us know how you go

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  • 2 weeks later...

As it turns out, the fouling of the plugs was due to the car being turned on and off lots due to being moved within the bodyworks without a decent drive.

New set of plugs and the car is just as good as before.

Thanks for the help

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