More Info on KLEEMANN K23 Tunning Kit Needed
The Kompressor on the factory 2.3 engine is a ROOTS type. The faster you spin a roots the hotter the discharge air becomes. This relationship of speed to heat is non-linear. Example: the heat @ 5psi might be 120F while the temp @ 10psi might be 290F. The drive power requirement is also non-linear in relation to speed. This is the fundamental reason why a 20% larger pulley does not give a 20% increase in power.
The peak output increase is impressive, but even more so is the increase through the mid-range. The increase in torque through the mid range is higher than the peak hp increase. The engine is much more responsive in the speed range that you usually use it.
KLEEMANN's own Kompressor systems utilize a water to air intercooler core that is quite unique. The problem is retro fitting it to another system. The standard MBZ kompressor engine uses an air to air intercooler. To make this IC more efficient is to make it larger. KLEEMANN will persue this issue.
If anyone is interested in KLEEMANN catalogs please provide your mailing address and I will see that you get whatever information you need. You may also contact EvoSport or view their website. EvoSport is an authorized KLEEMANN dealer and can provide comprehensive product information.
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John of Conversion Techniques of Oakland (sole Kleemann dealer in nor cal) quote me for 6hrs of install did you pass the wrong information to them Mr.Kleemann??
I think many people from norcal will be interested in the upgrade if an local authorized dealers can do it nice and cheap
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2 to 3 hours is a typical installation time for the LATE style Boost Kit. The EARLY (pre summer 99) system can require up to six hours to install- there is far more to do (relocate the MAF). Conversiaon Techniques is a highly reputable shop and I dont think John would be quoting excessive install times. Be sure they know the EXACT build date of your vehicle to be sure you are being quoted correctly.
The increase in boost will not have a significant long term effect on your engine. There are many variables in this equation: driving style, ambient conditions, and maint sched. In the worst possible scenario you might expect an engine that would normally last 200K to go 190K, it is impossible to predict the random nature of unrelated component failures.
Instructions are included.
Thanks....
I wonder if we can do a group buy with Kleeman for the kit, or just go to a CNC machine shop and have them make pullies 20% larger like Kleeman did. It will likely cost 1/4th of what Kleeman charges. Obviously they make BMW pulley kits that are the similar to the MB and they cost less than half. I still don't know why did Kleeman choose to put a larger crankcase pulley vs. a small supercharger pulley? Is this because the older 2.3K motors had a clutch on the supercharger and it was easier to make the crankcase pulley?
<snip>... I still don't know why did Kleeman choose to put a larger crankcase pulley vs. a small supercharger pulley? Is this because the older 2.3K motors had a clutch on the supercharger and it was easier to make the crankcase pulley?
Basically, it appears to me from all the posts that it is a good idea to install the Kleemann's boost kit for the C230K, but not a good idea to install the boost kit and chip it? How about the boost kit then do an aftermarket exhaust system?
An aftermarket exhaust system won't yield the results that either a pulley kit or a chip will produce. Even with a header, a low restriction cat, and a low restriction exhaust, you will probably see less than 10 hp.
I know I've said a hundred times not to play with the chip, but I may give it a try, I can change it back. My roommate's chipping and adding a pulley to a W203 C230K...Now I have to do it.......
Jealousy's a b!tch.
The stock exhaust performs as good, or better than aftermarket. The main benefit of aftermarket is sound.
To answer your question, exactly, no. I have no "data" to prove it.
All I have to offer is DOZENS of testimonials/statements from experts*, who state the AMG exhaust provided w/ the vehicle is nearly the least restrictive system made. I know, I know, there is always an exception to the rule, BUT, for the most part this is true.
I am getting an aftermarket exhaust, but only because I want a different tone and look. If it makes more HP w/ the pulley than w/out, then BONUS!!!
Just a side point, I am not an expert, I am new to MB tuning, and I DO make mistakes. But, I do not make claims/statements that I don't believe will help someone, either save time, money or aggrevation.
Thank you,
John
*Tuners and Retailers in the business of dealing w/ MB cars
Last edited by dj-po; Feb 8, 2002 at 01:53 PM.


