which spark plugs should i run on a stock 1.8T.and where

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Old 05-18-2006, 04:19 PM
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Default which spark plugs should i run on a stock 1.8T.and where

i have a 1999.5 A4 Aeb QS and have been having misfire for about a week now i am also currently running 87 unleade as it happens we have a farm tank, the cat has 214 km on it
Old 05-18-2006, 04:48 PM
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OEM.
Old 05-18-2006, 05:13 PM
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Audi says 91 Octane or higher for a reason
Old 05-18-2006, 05:27 PM
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NGK BKUR6ET-10. And don't use anything less than 91.
Old 05-18-2006, 05:37 PM
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Default No.. 91 octane recommended for best performance

It does state you can run on lower octane but with a bit less performance.
Old 05-18-2006, 07:13 PM
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Default other than performence and a lil carb build up is ther anytning as that can go wrong bec 87

i live on a farm and i fill on the farm tank however my parent own it and they use 87 but i can fill for free and do not have the money to pay for gas, i know all have decreased perfomence but it ran alright for the last 4 months on it, but i gueess the plugs do need replacing anyway, i guees this is the downside to free gas huh? what other major problems can occer from using 87
Old 05-18-2006, 07:19 PM
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Default Higher octane provides more resistance to detonation.

If you're not experiencing any knocking you're fine. But at the same time, if a certain octane is being recommended then it's more of the engine designed with that in mind for the performance.
Old 05-18-2006, 09:37 PM
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That has got to be one bored turbo
Old 05-19-2006, 03:39 AM
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Default Re: Higher octane provides more resistance to detonation.

how can i check if its knocking or not i have read that yo can hear it but just in case that it has become a common tune and not reconizing it how could i check if it is or not, i will soon hav esome one vag-com the car is there a way to check then
Old 05-19-2006, 05:33 AM
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Default if your car is running properly, it will only knock once before the ECU takes over and prevents it

however, performance will definitely suffer.
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