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advice on anti-lag please

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Old Dec 21, 2010 | 02:28 PM
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Default advice on anti-lag please

hello people,

i know what anti-lag is but im not greatly sure on how to run it or get it sorted. i know it aint great for the turbo but its something im still interested in.

am i right in thinking it involves swapping ecu's to a compatable one with launch control and anti-lag?

whats involved in getting it set up?

anyone have any ideas on money needed?

BTW ive got a bug eye

thanks in advance
JAMIE
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Old Dec 21, 2010 | 02:32 PM
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Doesn't do a lot tbh apart from make a lot of noise! Works well on rally cars though You might be OK with current ECU as you have a bugeye albeit let's wait for the proper experts to arrive

New ECU will be £900-1500 ish depending on spec. Few hundred more to map it.

TX.
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Old Dec 21, 2010 | 02:54 PM
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why are you still interested in it? your not sure how to run it? its bad for the turbocharger and its going to cost you up to £1500 dependant on your current ecu. if subaru had thought anti lag would be beneficial on their cars they would have put it on from the factory. your turbo is so small i doubt anti lag would any difference at all to you.

it amazes me how people hear things in the pub or with their mates and think that it will actally benefit their car when in fact it will more that likely hinder it or make it run crap. if you had a massive turbo like a GT40 and running big power, then yes anti lag may help. again it depends on the mapper and the versatility of the ecu. no offense here but i see it as more of a case of monkey see monkey do im afraid

Last edited by bigsinky; Dec 21, 2010 at 02:56 PM.
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Old Dec 21, 2010 | 03:09 PM
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Most people want it for the noise, and it is a great noise.

It will give a response improvement on gear changes on certain setups.

Not heard of any damage to turbo from prolonged use except with proper rally car als with no brake servo etc

Just need an after market ecu installed to run it

Simon
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Old Dec 21, 2010 | 03:10 PM
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Hi Jamie on New Age ECU(from Bugeye upwards)you can have Anti Lag without swapping the ECU,let you must found mapper(open source mapper like Neil@Slowboy Racing,Rich@FB Tuning or Duncan@Race Dynamix) which use RomRaider(with new definition and Group N image/ROM,some guys in US tried and working well),probably worth ask Simon@JGM which is EcuTek dealer,and ask him about new RaceROM and AntiLag feature on new release of RaceROM or go for Simtek,Solaris/Syvecs(Simtek is cheapest,but many complaining about bad idle etc.).
Here is interesting thread about this
https://www.scoobynet.com/general-te...-worth-it.html


And here is video of open source setup(RomRaider) http://www.youtube.com/watch?v=oL47-m5Q8oc

Last edited by jura11; Dec 21, 2010 at 03:12 PM.
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Old Dec 21, 2010 | 03:21 PM
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the standard ecu can get anti lag style effects howeever aftermarket ecu will get you the proper scary gun shots
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Old Dec 21, 2010 | 04:42 PM
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i have only really used my anti lag once since having it setup,and i wont be using it again in a hurry.it blew the slip joints on the headers apart.i suppose its ok if all you want is a few pops and bangs through the town centre,but i wouldnt advise using it properly for a prolonged time.
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Old Dec 21, 2010 | 04:54 PM
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I would say either poor headers or not setup right

Yes headers suffer a little but shouldnt do that
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Old Dec 21, 2010 | 05:02 PM
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Originally Posted by Jolly Green Monster
Most people want it for the noise, and it is a great noise.

It will give a response improvement on gear changes on certain setups.

Not heard of any damage to turbo from prolonged use except with proper rally car als with no brake servo etc

Just need an after market ecu installed to run it

Simon
JGM Antilag FTW

http://www.youtube.com/watch?v=ScyGkFZwBKs
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Old Dec 21, 2010 | 05:08 PM
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Originally Posted by Jolly Green Monster
I would say either poor headers or not setup right

Yes headers suffer a little but shouldnt do that
rcm headers.just out of interest,is there any kind of time limit you can have anti lag switched on for when giving it some beens.or doesnt it matter.the reason i ask is when the headers blew apart it was on for around 15 mins of hard driving.
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Old Dec 21, 2010 | 05:09 PM
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Originally Posted by bigarf
rcm headers.just out of interest,is there any kind of time limit you can have anti lag switched on for when giving it some beens.or doesnt it matter.the reason i ask is when the headers blew apart it was on for around 15 mins of hard driving.
Wont forget that drive for a while mate
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Old Dec 21, 2010 | 05:22 PM
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Originally Posted by coops78
Wont forget that drive for a while mate
me neither.
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Old Dec 21, 2010 | 07:10 PM
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Originally Posted by Jolly Green Monster
Most people want it for the noise, and it is a great noise.

It will give a response improvement on gear changes on certain setups.

Not heard of any damage to turbo from prolonged use except with proper rally car als with no brake servo etc

Just need an after market ecu installed to run it

Simon
i was told to come and speak to you by a few people actually.

exactly that, mainly for the noise but with the idea of punching through the gears on short sprints and giving me abit of an edge.

any idea's on ball parks figures, i know alot would depend on the ecu chosen but ive heard the EcuTek ecu has a pretty heafty licence fee before you even start to play with it?

thanks in advance
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Old Dec 21, 2010 | 07:14 PM
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everyone has their own veiws on whats good and whats not.

i happen to like it

http://www.youtube.com/watch?v=Ppv3EMGlITY

http://www.youtube.com/watch?v=WTAPpsL2xOU
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Old Dec 21, 2010 | 07:21 PM
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Originally Posted by p34nut
i was told to come and speak to you by a few people actually.

exactly that, mainly for the noise but with the idea of punching through the gears on short sprints and giving me abit of an edge.

any idea's on ball parks figures, i know alot would depend on the ecu chosen but ive heard the EcuTek ecu has a pretty heafty licence fee before you even start to play with it?

thanks in advance


EcuTek licence can be applied only on Subaru,Mitsubishi,Nissan ECU and EcuTek is not possible applied on aftermarket ECU like is Simtek,Solaris/Syvecs and others and ball park figure just for remap from 550-650£,due this source cheap aftermarket ECU like is Simtek,Gems,Autronics and custom remap will cost around from 250-350£ and extra 150£ for ALS
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Old Dec 21, 2010 | 07:40 PM
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You wont be able to run a proper antilag with a jacked open throttle on a rd car unless you go to a bit of expense. Its nearly impossible to drive a car on the rd with proper antilag..

Antilag on the simtek is a code thats purchased and put in the ecu, more for show than go.

You will probably stick with the oe ecu as its capable for you, but you will notice very little diffrence, as i said more for show...

Last edited by f4la k; Dec 21, 2010 at 07:42 PM.
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Old Dec 21, 2010 | 07:45 PM
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My 2p's worth as have looked into this, as hillclimb my car.

It will reduce lag, although by how much depends on setup, and on standardish impreza turbo setups, I think its still worth it, as they are still too laggy for my liking.

Shouldnt blow your headers, but my friend did set fire to the welds on his downpipe on his rally car using very heavy anti lag, so its possible!

I also understand you need STI heads, as you could lose a valve on a WRX one. Something about underbucket shims for the valves etc, but Im out of my depth past that!

You are likely to lose your brakes to an extent, as engine wont produce much of a vacum, and the brakes need a vacum to get the brake booster to work. There are work arounds, but not cheap ones as I understand it.

Hope that helps.
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Old Dec 21, 2010 | 07:53 PM
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Originally Posted by p34nut
That can't do the car much good can it?!

TX.
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Old Dec 21, 2010 | 11:30 PM
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Originally Posted by Terminator X
That can't do the car much good can it?!

TX.
explosions of the fuel is at the back box.. should do no harm obviously prolonged use could cause heat to build up
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Old Dec 21, 2010 | 11:38 PM
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watch the EGT gauge.. there is about 30degrees difference between him revving weithout als and with..

Simon
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Old Dec 22, 2010 | 08:24 AM
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iv always been told only use it very little as it can damage turbo and valves mayb that just my model 1993 wrx
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Old Dec 22, 2010 | 12:07 PM
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Originally Posted by p34nut
BTW ive got a bug eye


JAMIE

So I take it you went for the bugeye you called me about Jamie? If so, congrats!


Jag
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Old Dec 22, 2010 | 01:53 PM
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I have experience of several cars with damage to turbos and splits to headers from regular and prolonged use of anti-lag. On a Simtek, I think it is a £150 option. That is a lot to pay for pops and bangs. Nice to have but unless you are into competition it is probably irrelevant for "normal" road driving.
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Old Dec 22, 2010 | 05:22 PM
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Sounds like drive by shooting loll. Performance gain or street cred in mc donalds car park? I like the over run on Lewis Hamiltons F1car.
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Old Dec 22, 2010 | 06:13 PM
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Originally Posted by harvey
I have experience of several cars with damage to turbos and splits to headers from regular and prolonged use of anti-lag. On a Simtek, I think it is a £150 option. That is a lot to pay for pops and bangs. Nice to have but unless you are into competition it is probably irrelevant for "normal" road driving.
Not aware of any I have setup doing that, of course I nay not have been told but would expect to hear if that were the case

Simon
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Old Dec 22, 2010 | 07:46 PM
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I think a lot depends on how much use is made of it. I have a vf34 and vf 28 here, both of which are atributed to antilag. You will find that with prolonged use of A/L the stainless steel material in headers becomes brittle and eventually cracks. I doubt there is any damage of sinifigance from gear shift or overrun pops and bangs but launch control is where the damage occurs and I guess it will reduce the life of turbos simply because of the heat involved.
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Old Dec 22, 2010 | 07:58 PM
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Originally Posted by harvey
I think a lot depends on how much use is made of it. I have a vf34 and vf 28 here, both of which are atributed to antilag. You will find that with prolonged use of A/L the stainless steel material in headers becomes brittle and eventually cracks. I doubt there is any damage of sinifigance from gear shift or overrun pops and bangs but launch control is where the damage occurs and I guess it will reduce the life of turbos simply because of the heat involved.
Launch control can be very harsh yes, but then I get 1.2bar boost on launch so would expect it to be

Simon
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Old Dec 22, 2010 | 08:08 PM
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Why is LC so bad for internals Harvey?

TX.
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Old Dec 22, 2010 | 08:19 PM
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Heat due to ignition retard and fuel burning in headers

Set mine up as clean as I can, no pops but you can imagine the heat build up in headers, turbo, cylinders and valves whilst doing this :

http://i950.photobucket.com/albums/a...r/3f4f65aa.mp4

Simon
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Old Dec 22, 2010 | 08:27 PM
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Originally Posted by Terminator X
That can't do the car much good can it?!

TX.
http://www.youtube.com/watch?v=jCCit...eature=related

Or that!!
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