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DIY: 82mm throttle body
#51
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2004 E55 AMG
Newbie, I searched but I can't seem to find the answer to this question but it would appear either Berti or someone else could explain this to me. It seems easy enough to locate a 82mmT/B as it was produced in the years of the cars mentioned earlier in this thread. I get the fact the 82mm T/B doesn't match up with the inlet "snout" as it has been called on this thread.
Is the reason the spacer is being made for this upgrade because there is not a 82mm inlet that would fit or mate correctly? Or is this spacer designed to save the cost?
I'm asking because I am looking at purchasing one and they are saying it is bolt on plug and play. That isn't what I am reading here. Thx for your input. (I have had my car about a year now and love it.)
Thanks for your input.
HD
Is the reason the spacer is being made for this upgrade because there is not a 82mm inlet that would fit or mate correctly? Or is this spacer designed to save the cost?
I'm asking because I am looking at purchasing one and they are saying it is bolt on plug and play. That isn't what I am reading here. Thx for your input. (I have had my car about a year now and love it.)
Thanks for your input.
HD
#52
MBWorld Fanatic!
The supercharger inlet (snout) does not have a large enough opening for the 82MM. The butterfly will not open, plus, even if it did, there would be no advantage to a larger throttle body if the immediate opening in still 74mm.
There is no plug and play upgrade in 82MM
This is a big effort and cost some $$, the least of which is the actual throttle body. Unfortunately, its not a matter of slapping on a bigger TB.. as you can see.
In my opinion, this mod should be down on the list:
1. Heat Exchanger / Split Cooling
2. Pulley + Tune
3. Headers
If you need more after that, come back to 82mm
There is no plug and play upgrade in 82MM
- The Supercharger has to come off
- The snout machined
- New bolt pattern must be accommodated with either an adapter plate (as shown) a bolt on adapter plate (not recommended because they leak) or new material is added (welded) and new holes tapped
- Replace all the gaskets (SC to heads / Intake to SC / Snout / Throttle Body
- Bolt it all back up
- Change "Y-Pipe" to accommodate larger TB
This is a big effort and cost some $$, the least of which is the actual throttle body. Unfortunately, its not a matter of slapping on a bigger TB.. as you can see.
In my opinion, this mod should be down on the list:
1. Heat Exchanger / Split Cooling
2. Pulley + Tune
3. Headers
If you need more after that, come back to 82mm
Last edited by Bramage; 07-07-2013 at 11:29 AM.
#60
We are talking about the wiring here, right?
Can someone else confirm this, have done a few of these with friends and some came from s550 or others were unknown but were mb tb and all plugged right in
Can someone else confirm this, have done a few of these with friends and some came from s550 or others were unknown but were mb tb and all plugged right in
#67
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#68
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From ameisenkiller @http://forum.amg-owners-club.org/pub...lklappenumbau/
Pinbelegung Fahrzeug = Pinbelegung alte DK A113 141 06 25 bzw A113 141 01 25
74mm Drosselklappe Serie: A113 141 01 25 bzw. A113 141 06 25
Pin 1 = Motor +
Pin 2 = UIP Poti +
Pin 3 = IPM Poti -
Pin 4 = Motor -
Pin 5 = IP2S Poti 2
Pin 6 = IP1S Poti 1
(Laut Zeichnung)
80mm Drosselklappe A275 141 06 25 bzw. A275 140 00 04
Pin 1 = Motor -
Pin 2 = IPM Poti -
Pin 3 = UIP Poti +
Pin 4 = Motor +
Pin 5 = IP2S Poti 2
Pin 6 = IP1S Poti 1
Pin1 mit Pin 4 und Pin2 mit Pin3 an der Drosselklappe müssen getauscht werden.
I bought an 80mm off eBay that came off the v12tt part # 275 141 06 25 .... I'm guessing from this post off of another forum that these are the pins I would have to swap...
Pinbelegung Fahrzeug = Pinbelegung alte DK A113 141 06 25 bzw A113 141 01 25
74mm Drosselklappe Serie: A113 141 01 25 bzw. A113 141 06 25
Pin 1 = Motor +
Pin 2 = UIP Poti +
Pin 3 = IPM Poti -
Pin 4 = Motor -
Pin 5 = IP2S Poti 2
Pin 6 = IP1S Poti 1
(Laut Zeichnung)
80mm Drosselklappe A275 141 06 25 bzw. A275 140 00 04
Pin 1 = Motor -
Pin 2 = IPM Poti -
Pin 3 = UIP Poti +
Pin 4 = Motor +
Pin 5 = IP2S Poti 2
Pin 6 = IP1S Poti 1
Pin1 mit Pin 4 und Pin2 mit Pin3 an der Drosselklappe müssen getauscht werden.
I bought an 80mm off eBay that came off the v12tt part # 275 141 06 25 .... I'm guessing from this post off of another forum that these are the pins I would have to swap...
#69
Super Member
I'm not sure this is correct
Laut Zeichnung = According to drawing
when I was using an MB 80mm part number A275 141 06 25
I swapped the pins 1+4 and 5+6
if you look up lowprofiles write up he says the same thing for A275 141 06 25 1+4 and 5+6
Laut Zeichnung = According to drawing
when I was using an MB 80mm part number A275 141 06 25
I swapped the pins 1+4 and 5+6
if you look up lowprofiles write up he says the same thing for A275 141 06 25 1+4 and 5+6
#70
MBWorld Fanatic!
I just did this on my 03 sl55 no switching wires ,welded ears onto snout,Drilled and tapped ,had a different snout with a larger opening which I got from Kleemann when I did an upgrade to the 78 mm throttle body still had to open that up as well as y pipe for air cleaners ,so far no issues,the 78 mm opened a different way and Kleemann supplied a wire harnes with the wires switched,as long as your throttle body opens the same way and its a benz tb you don't have to switch wires
#73
Super Member
I just did this on my 03 sl55 no switching wires ,welded ears onto snout,Drilled and tapped ,had a different snout with a larger opening which I got from Kleemann when I did an upgrade to the 78 mm throttle body still had to open that up as well as y pipe for air cleaners ,so far no issues,the 78 mm opened a different way and Kleemann supplied a wire harnes with the wires switched,as long as your throttle body opens the same way and its a benz tb you don't have to switch wires
#74
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Join Date: Jun 2007
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2004 W211 E55K, GL550
Looking into installing a oem 82mm throttle body i know i need a adapter plate but will i also need to replace the y pipes that go from the air box to the throttle body also would i be able to bore out my stock s/c inlet and what would be the max recommand size to bore to if possible 80mm or 82mm?
Last edited by bnzuovr; 07-29-2014 at 10:44 AM.
#75
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