C32 AMG, C55 AMG (W203) 2001 - 2007

dissapointed with new mods

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Old Mar 4, 2015 | 07:54 AM
  #1  
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E250 cdi
dissapointed with new mods

Hi, l just got my c32 amg back from performance shop, I had the following mods done,tune ecu remap, kleemann headers, high flow cats,kleemann sport cams,kleemann 185mm pulley, plu intercooler, Johnson water pump, I installed the last two items,and paid 14k for the rest, was told will go close to 500hp at the fly, took it today at a dyno shop and it made 400hp at the fly and 220 rwkw,i am gutted to say the least,because all that money spent only to gain 50 hp, I would like to hear some opinions on what people think about this, I told my mechanic the results and he told me to relax because his going to call kleemann in Germany tonight melb time, I am so depressed at one stage I was ready to vomit. best wishes and safe motoring tom.
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Old Mar 4, 2015 | 08:30 AM
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Any mechanic that tells you that he will call Kleemann in Germany should be abandoned immediately. Kleemann is headquartered in Denmark and the US office is in Colorado Springs. It would also help you greatly to ask your questions here on the forum first before you spend the money. 400-410 is what you should have expected and that is what you got. Now spend $2000 more and get an LSD. Then take to the track and see how it does.
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Old Mar 4, 2015 | 11:21 AM
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wow sorry to hear that sucks big time
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Old Mar 4, 2015 | 11:31 AM
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It is also know that the kleemann ecu tune is mild. It seems that the Eurocharged "Jerry" tune is very popular.
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Old Mar 4, 2015 | 11:56 AM
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Originally Posted by Lenin
Any mechanic that tells you that he will call Kleemann in Germany should be abandoned immediately. Kleemann is headquartered in Denmark and the US office is in Colorado Springs. It would also help you greatly to ask your questions here on the forum first before you spend the money. 400-410 is what you should have expected and that is what you got. Now spend $2000 more and get an LSD. Then take to the track and see how it does.
I'm very new to Benz, but not cars, so take my comment with a grain of salt, but...

You're telling me a 3 valve V6 with headers, aftermarket cats, cams, pully, tune, and cooling mods are only good for 50 crank hp increase? Yeah, I doubt that.

My take is get it dyno tuned, no matter how far you have to drive. Canned tunes from any company are only a place holder when you do serious mods, in my opinion.
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Old Mar 4, 2015 | 01:39 PM
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Originally Posted by ///AchMeinGott
I'm very new to Benz, but not cars, so take my comment with a grain of salt, but...

You're telling me a 3 valve V6 with headers, aftermarket cats, cams, pully, tune, and cooling mods are only good for 50 crank hp increase? Yeah, I doubt that.

My take is get it dyno tuned, no matter how far you have to drive. Canned tunes from any company are only a place holder when you do serious mods, in my opinion.

Yes, that is what I told you. A 15% bump from 349 to 400 is what you can expect. I don't know what a plu intercooler is (most likely it was confused with a plm heat exchanger) and a Johnson pump don't add any HP. Cams mainly add high end TQ, ECU and a 185mm pulley will raise boost and will add HP and together with the Kleemann headers will give you 50HP additional. In general, dyno should be used for tuning and only the delta is important. Performance is measured at the track.
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Old Mar 4, 2015 | 06:38 PM
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Originally Posted by Sickooli
Hi, l just got my c32 amg back from performance shop, I had the following mods done,tune ecu remap, kleemann headers, high flow cats,kleemann sport cams,kleemann 185mm pulley, plu intercooler, Johnson water pump, I installed the last two items,and paid 14k for the rest, was told will go close to 500hp at the fly, took it today at a dyno shop and it made 400hp at the fly and 220 rwkw,i am gutted to say the least,because all that money spent only to gain 50 hp, I would like to hear some opinions on what people think about this, I told my mechanic the results and he told me to relax because his going to call kleemann in Germany tonight melb time, I am so depressed at one stage I was ready to vomit. best wishes and safe motoring tom.
You will get to the bottom of it

Did you do a before dyno?? Poet up the sheets so the boys in here can see it

If you need a place to dyno set let me know I will give you a number
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Old Mar 4, 2015 | 07:50 PM
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$14k in mods on an $8k car... yikes.
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Old Mar 4, 2015 | 08:18 PM
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Originally Posted by RenC55AMG
$14k in mods on an $8k car... yikes.
$14K is not 14K. OP is from Australia so it should be around $11K. Still yikes.
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Old Mar 4, 2015 | 09:48 PM
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Old Mar 4, 2015 | 11:30 PM
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No intake? U need more air too!
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Old Mar 5, 2015 | 11:03 AM
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Originally Posted by Lenin

Yes, that is what I told you. A 15% bump from 349 to 400 is what you can expect. I don't know what a plu intercooler is (most likely it was confused with a plm heat exchanger) and a Johnson pump don't add any HP. Cams mainly add high end TQ, ECU and a 185mm pulley will raise boost and will add HP and together with the Kleemann headers will give you 50HP additional. In general, dyno should be used for tuning and only the delta is important. Performance is measured at the track.
A 5 minute search shows multiple guys with only some of OP's mods making an extra 30-40whp. Gramma Benz sig says he makes 370whp, without cams but with SL55 intake and custom tune. Cams "mainly add high end TQ?" That's hp. Sorry, 0% chance a properly tuned car with all those mods makes only +50bhp.

Hold on OP. Did you dyno it before? Now that I actually do the math, 220kw at the wheels comes out to 295whp. With all those mods you're basically what stock hp is. Sounds like you have a very big problem indeed. Screwed up cam install, bleeding boost(really, really bad lol), compression leak down needed... that's a LOT of missing HP... as in all of it. Not to be Debby Downer, but hopefully all your mods are on your car and not in his garage.

Assuming you didn't mean 320wkw. That'd be a very healthy 430whp and, well, congrats!
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Old Mar 5, 2015 | 12:02 PM
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Originally Posted by ///AchMeinGott
A 5 minute search shows multiple guys with only some of OP's mods making an extra 30-40whp. Gramma Benz sig says he makes 370whp, without cams but with SL55 intake and custom tune. Cams "mainly add high end TQ?" That's hp. Sorry, 0% chance a properly tuned car with all those mods makes only +50bhp.

Hold on OP. Did you dyno it before? Now that I actually do the math, 220kw at the wheels comes out to 295whp. With all those mods you're basically what stock hp is. Sounds like you have a very big problem indeed. Screwed up cam install, bleeding boost(really, really bad lol), compression leak down needed... that's a LOT of missing HP... as in all of it. Not to be Debby Downer, but hopefully all your mods are on your car and not in his garage.

Assuming you didn't mean 320wkw. That'd be a very healthy 430whp and, well, congrats!
Sorry but maybe you should first get an AMG Mercedes or at least a C450.
On a M113 you should gain 15-20rwhp in the upper range with SLR or Kleemann cams. On the M112 it is 12-15 rwhp according to EC Jerry's old C32 numbers. So, if Gramma Benz with his mods (EUROCHARGED 185mm Crank Pulley, EUROCHARGED Shorty Headers, EUROCHARGED Heat Exchanger & Custom 185 Eurocharged "Jerry" Tune, SL55 Full Intake, Carbon Fiber front lip, K&N's, IK20's, Sprintbooster, Resonator Delete, Johnson CM30, Tein Basic Coilovers, NeedsWings Pulley Saver Kit) is at 372RWHP, you do the math. And again, all this dyno business is just for tuning, the real power is shown at the track.
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Old Mar 5, 2015 | 12:52 PM
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Ok... That math would say
372+12=384
384/.85=451bhp

So OP's stock resonator/intake is holding him back 50bhp(your 400 estimate) VS the resonator delete/SL55 intake? I'm not agreeing with 500 crank hp at all, but 400 is lowballing it. Multiple dyno sheets show that.

So many like to say dynos numbers are throw away, but short of a conservative SAE mustang dyno VS a very loose STD dynojet, they have an acceptable range. I agree, your track times are what count, but if OP has no local tracks then no, dyno numbers do matter. Only other way is running against your buddy's car before/after.

Especially when his is making stock power apparently lol.
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Old Mar 5, 2015 | 01:23 PM
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Originally Posted by ///AchMeinGott
Ok... That math would say
372+12=384
384/.85=451bhp

So OP's stock resonator/intake is holding him back 50bhp(your 400 estimate) VS the resonator delete/SL55 intake? I'm not agreeing with 500 crank hp at all, but 400 is lowballing it. Multiple dyno sheets show that.

So many like to say dynos numbers are throw away, but short of a conservative SAE mustang dyno VS a very loose STD dynojet, they have an acceptable range. I agree, your track times are what count, but if OP has no local tracks then no, dyno numbers do matter. Only other way is running against your buddy's car before/after.

Especially when his is making stock power apparently lol.
I'm glad you did not take offense at my smart a$$ comments. I was just messing with you.
You forgot the EC shorty headers that Gramma has. So, when you account for the headers and the SL55 intake, you will be a lot close to 400-410 number that I mentioned in my original post than 500. And as you noted, no two dynos are the same.
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Old Mar 5, 2015 | 04:29 PM
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if I am not mistaken the sl55 intake flows something in the neighborhood of 200cfm more than the stock c32 intake.
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Old Mar 5, 2015 | 07:38 PM
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I also saw Jerry re-tune a Kleeman car and he got much more HP than their box tune. That plus an intake might get u some good power. Since you sem to have a hefty budget, try a needswings intake, most CFM u can get.

http://needswings.com/NeedsWings-C32-Dual-Cold-Air-Intake-Kit-c32dcai.aspx
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Old Mar 6, 2015 | 05:38 AM
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Originally Posted by Lenin
Any mechanic that tells you that he will call Kleemann in Germany should be abandoned immediately. Kleemann is headquartered in Denmark and the US office is in Colorado Springs. It would also help you greatly to ask your questions here on the forum first before you spend the money. 400-410 is what you should have expected and that is what you got. Now spend $2000 more and get an LSD. Then take to the track and see how it does.
sorry meant to say Denmark
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Old Mar 6, 2015 | 07:31 AM
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dyno 2.pdf

dyno 1.pdf
Originally Posted by mr747
You will get to the bottom of it

Did you do a before dyno?? Poet up the sheets so the boys in here can see it

If you need a place to dyno set let me know I will give you a number
thanks but I live in Australia,trying to upload dyno sheets for you to see.no previuos dyno done.
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Old Mar 6, 2015 | 07:45 AM
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have uploaded dyno sheets
Originally Posted by ///AchMeinGott
Ok... That math would say
372+12=384
384/.85=451bhp

So OP's stock resonator/intake is holding him back 50bhp(your 400 estimate) VS the resonator delete/SL55 intake? I'm not agreeing with 500 crank hp at all, but 400 is lowballing it. Multiple dyno sheets show that.

So many like to say dynos numbers are throw away, but short of a conservative SAE mustang dyno VS a very loose STD dynojet, they have an acceptable range. I agree, your track times are what count, but if OP has no local tracks then no, dyno numbers do matter. Only other way is running against your buddy's car before/after.

Especially when his is making stock power apparently lol.
hey guys I took out resonator,and the set up is quad exactly like the c55,im ready to hang myself, but dyno mechanic said its running to lean 14.5 instead of 11 or so , wonder if that could give me more power once adjustments are made?
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Old Mar 6, 2015 | 07:55 AM
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wait..................what????
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Old Mar 6, 2015 | 05:57 PM
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In those mods you must have more power.

If AFR is 14 it is way too lean, there is one reason. Is that second line AFR in your sheets?
And if this list have all your mods there is one more issue...why power is weak.
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Old Mar 6, 2015 | 09:45 PM
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If the AFR is actually supposed to be 11 and it's at 14.5... that would definitely explain the power deficiency. The question is, how could it be so far off? Was it an off the shelf Kleemann tune or was it custom?
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Old Mar 7, 2015 | 03:09 AM
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Those dynos look horrible. Tune must be way off, and the fact that you make decent low end, but it completely falls on its face up top, I'm assuming the cams were installed wrong too.

Also, every dyno that gives you a speed instead of rpm based chart should be crushed. 99% of people aren't running a standing mile, make 2000hp, and need to know how much power they're making at 240mph...
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Old Mar 7, 2015 | 03:11 AM
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If ill be you, i will be checking fuelpreassure. I suppose you have stock fuelpump and regulator..they suck with your 6mm fuel line..

And what kind of brake dyno have, ill mean what was the brake power?
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