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Hoover View Drop Down
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    Posted: 21-March-2008 at 09:20

does anyone know of any conversions to swap the covensional dizzy for a direct coil pack ignition...like the e36?

88 E30 M3 fast(er than it was, ta Shep and Grant)

and a k8 2008 busa...faster still

(focus RS gone to good home - but never forgotton, eh Shep)
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Matt T Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 08:14
Reasons why??
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sporty1 Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 09:28
Nothing avalilable off the shelf AFAIK.

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Post Options Post Options   Thanks (0) Thanks(0)   Quote stevesingo Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 11:23
You will need a standalone ECU (Emerald M3DK would be fine), new wiring loom, new crank trigger, poss cam sensor (depending on how you fire the coils), coils and a ton of patience.

Don't look at much change from £2k even if you do the install yourself.

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Post Options Post Options   Thanks (0) Thanks(0)   Quote kbannon Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 11:42
Would there be a performance gain from that?
Current: 2009 E60 520d "Sport" tractor
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sporty1 Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 12:12

Originally posted by kbannon kbannon wrote:

Would there be a performance gain from that?

 

The ECU upgrade will give biggest performance gain the coil over ignition will enhance this further, allowing more efficient and controllable ignition..... it would be the next step if someone already had a ECU upgrade that allowed control of the ignition...

 or for someone that had deep pockets. 


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Post Options Post Options   Thanks (0) Thanks(0)   Quote stevesingo Quote  Post ReplyReply Direct Link To This Post Posted: 28-March-2008 at 12:52
Replacing the ECU will allow you to delete the AFM and this is where the biggest gains in power will come from. The replacement ECU will also allow the use of one coil per cylinder, which if nothing else will be more reliable than having a single coil, leads and dizzy. You could also run sequential injection, which will give smoother low rpm running, better low to mid torque and better economy.

It is a lot of work, I know because this is one of the things I'm planning on implementing on my Sport Evo restoration.

Steve
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