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Thread: help tuning out engine knock,please....

  1. #1
    rajvr497's Avatar

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    help tuning out engine knock,please....

    Hi guys,so decided to go ahead tuning my vr4 on my own,i am running 20psi boost with water/meth.
    Did some full third gear pulls,had to pull so timing here and there till i got it right.
    Currently i am getting 1-2 knock counts some places nothing big,the problem i am having is if i am driving my car on the highway on third and i decide to step on the gas instantly, at that point i am getting 8-10 counts of knock.
    I tried decreasing the timing my 2 degrees at that point but it's still happening......????
    Some help and feedback will be greatly appreciated.

  2. #2

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    A quick dirty way is 6-7 litres of toluene in the fuel, do a search for it as a fuel additive, it doesnt tune out the knock but increases the fuels ability to cope with your tune.

  3. #3
    rajvr497's Avatar

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    i am running 95 octane fuel plus water/meth,isn't that enough?

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    You might need to check out the acceleration enrichment and increase it.

  5. #5
    rajvr497's Avatar

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    @Kenneth,how my should i increase it?

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    Kenneth's Avatar

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    try this thread (last half of the thread)
    http://www.clubvr4.com/forum/showthr...apping-so-s**t

  7. #7
    rajvr497's Avatar

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    thanks @Kenneth,i will try increasing the percentage alittle and see what happens

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