C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

Need some help with some basic mods for a C 230K Coupe

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Old Aug 5, 2002 | 02:43 PM
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2024 GLE450W4
Need some help with some basic mods for a C 230K Coupe

I'm fairly new to the aftermarket world. I recently got an 02 C 230K and I'm looking into some ways to get a little more power out of the engine. I've heard that pulley's are the way to go. Does anyone have any advice? Anyone out there with a Lorinser exhaust kit? Just looking for some friendly advice....thanks
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Old Aug 5, 2002 | 03:02 PM
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You can search the forums but I have the ASP alloy pulley and it's great. The dyno results showed great increases of 35 ft-lb torque and 29hp. I've had it for close to 2 months now. The only problem with any pulley kit is you have to go to the dealer and have the fuel correctives set to Stage 3 to enrichen the fuel mix during wide open throttle. The pulley is $350 and you get it from Lee at ASPRacing.com. This pulley is purchased straight from the manufacurer and was made exclusively for the MB forums so don't look for it on their website. The reason it's less expensive than other solutions is because of the group buy on the forums. I have installation instructions that I put together if you are insterested. It's mostly a DIY job but any shop that can replace a crank pulley can do it.
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Old Aug 5, 2002 | 03:35 PM
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warranty

thanks for the tip....will this kill my warrenty? is the installation fairly simple? i don't have a huge mechanical background. thanks
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Old Aug 5, 2002 | 04:17 PM
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As far as warranties go, if something goes wrong and the car needs engine work the burdon of proof is on them to prove that the mod caused the failure, of course that becomes difficult to prove if for example the mod was not there when you brought it in.

As for installation of the pulley, that depends on if you have an automatic or 6 spd. It took me an hour and a half and much of that time was taking pictures of every step for the forum. I only used simple hand tools and no lift is required but I used one to get better pictures.

You can download my instructions at http://www.RollingHillsFYI.com/BilletPulleyInstall.pdf

Automatics require additional steps to remove the pulley and since I don't have an automatic I can't help you much there. Some have said to remove the electric fan to get enough clearance to use an air gun to get the pulley bolt off. Other's have said to get the flywheel lock from MB to keep the crankshaft from spining while you take the pulley off.
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Old Aug 5, 2002 | 05:38 PM
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C230 ~ C5/Auto/CD (on order)
MPG

Ya, I know, if I want performance, I shouldn't care.... but I do... I can't help myself..

Right now, I pull about 25mpg on average... usually 22 in the city and have seen 29 on the highway on trips from boston to ny. Usual short highway trips I get around 27.

How has the installation of pulley effected your mpg considering you had to change the a/f ???



--Jon
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Old Aug 5, 2002 | 05:59 PM
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I did a test on the same exact stretch of road at 72 mph at the same time in the morning at about the same temperature or about 68 degrees before and after the pulley. I started the measurement once on the freeway to avoid any influence from traffic lights, traffic patterns and stops. Before the pulley I got 33.5 mpg and after the pulley I got 33.2 mpg and that's on a 50 mile run. I've shown pics of my speed to prove it on past posts.

Now what's truly bizzare is that my mileage went up after I had the ECU changes for fuel at Stage 3 and ignition at 91 octane. On a quick 5 mile test I got over 35 mpg. It's not as scientific as the previous test but it shows promise.

On my commute to work which is a freeway with heavy traffic on about 1/3 of my commute then it's 80 mph the rest of the way I still get about 24 mpg door to door and that hasn't changed. Depending on traffic flow I've gotten as low as 22 mpg and as high as 27 mpg.

These numbers are based on my car's trip computer and I can't attest to the accuracy of what it tells me but it's usually within 10% of actual fuel consumption.
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Old Aug 5, 2002 | 06:45 PM
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2002 Mercedes Benz C230 Kompressor Sports Coupe
ASPRacing Pulleys for the C230K Sports Coupe

Hey buell, whats up, you said that you have the ASPRacing pulleys, for $350, can you like show me the form and the site, because i dunno where to go once at the site... ... and i also want the air filter, please tel me how much this will all cost, so i can purchase it... THANKS....

JUST, GIVE ME THE LINKS TO BOTH OF THE SITES, AND MAKE IT CLEAR WHERE TO GO ONCE AT THE ASPRacing.com... BECAUSE WHEN IT SAYS SELECT YOUR VEHICLE, I DUNNO WHICH ONE TO CLICK, AND I DONT UNDERSTAND WHAT PULLEY I SHOULD GET.. PLEASE HELP ME, I WANT WHAT YOU GOT.. THANKS

IF YOU HAVE A PHONE NUMBER, PLEASE CONTACT ME AT:
Bidsnipe01@hotmail.com
and give me ur phone, so we could talk sometime.. THANKS
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Old Aug 5, 2002 | 07:46 PM
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You can't order the pulley from their website, the pulley was made as a special deal for the forum as a group buy and is not available through their dealer network or even their website. You have to call them, the number is on the website (www.aspracing.com) and ask for Lee and he'll set you up. It does take about 4 weeks because they are made to order.

The same is true for the ITG filter, it's not something they stock, they are made to order for our group so you have to call Josh and their website is www.eurosporthighperformance.com and they have ITG make one for you, it takes ITG 2 weeks and then about 1 week to make it here from the UK. He is starting to stock them because of all the demand from the forum so it may come sooner.

Last edited by Buellwinkle; Aug 5, 2002 at 08:19 PM.
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Old Aug 5, 2002 | 08:03 PM
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2002 Mercedes Benz C230 Kompressor Sports Coupe
THANKS Buellwinkle

I LOVE YOU.... thanks.. hehe
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Old Aug 6, 2002 | 12:39 AM
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ecu changes

Alright Buellwinkle, I think I'm sold on the pulley and may put my order in tomorrow. What gains would I get from the ITG filter....is it worth it? Did you get your ecu changes made before or after installing the pulley? Thanks so much for all of your help.
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Old Aug 6, 2002 | 12:53 AM
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I feel some more power with the ITG and for $50 its not a huge investment. I tried to get K&N but they told me it's months out if at all. The difference I tested with and without any filter yielded 6hp, my guess is that the ITG air filter gets you somewhere in between. Also, after 11K miles my original air filter was get a bit grungy.

The ECU changes where done very recently, after I had the pulley for a month. I had problems with the access module they call the SAM and that prevented them from making changes to my ECU. Hopefully you won't have those problems. The car does not run any differently with the ECU changes. I have an appointment for next monday to do a quick dyno run mostly for a/f ratio testing.
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Old Aug 6, 2002 | 02:36 AM
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installing pulley

in your steps to installing the asp pulley you need to detach the battery. does this cause any kind of memory loss for the car because it runs like a computer?
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Old Aug 6, 2002 | 12:02 PM
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Re: installing pulley

Originally posted by boylinator
in your steps to installing the asp pulley you need to detach the battery. does this cause any kind of memory loss for the car because it runs like a computer?
You need to disconnect the battery so the adaptive ecu parameters are reset. This speeds up the collection of new data so the car runs smoother sooner. Also it prevents you from shorting something while working near several electrical connections. Of course the choice is yours to install it anyway you feel comfortable, hence the disclaimer. If you are worried about radio settings, those stay for the most part except tone contol.
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Old Aug 6, 2002 | 12:08 PM
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Mainly to Buell... but any with pulley please answer...

Do you take yours out when you go into dealer for routine work - or other work unrelated to engine?

I know Buell has been a repeat customer at his dealer some 14 times now - that sounds nuts if you take it on and off.

My concern is that the pulley will be noticed and they will note it in some file - then if something breaks, and even if the pulley is not on when it is broght in, they still have the notes.

Comments?
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Old Aug 6, 2002 | 12:21 PM
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Originally posted by peet
My concern is that the pulley will be noticed and they will note it in some file - then if something breaks, and even if the pulley is not on when it is broght in, they still have the notes.

Comments?
Due to it's location, somewhat obscured by the air filter box and other engine components, I think that unless a tech really looks for the pulley it won't be noticed. Since the A and B services are essentially oil changes with little else done I'd bet it would go unseen. If you're really worried about it you could go with the Kleeman alloy over the ASP pulley as it looks a little more like the stock unit (other than it says "Kleeman" on it).

Cheers, BT
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Old Aug 6, 2002 | 01:19 PM
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If I took my pulley on and off everytime I had to bring it into the dealer I would be very tired. I don't care if they do or don't see it. I've brought the car in for radio problems with the Audio 10 CD and they fixed it no questions asked.
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Old Aug 6, 2002 | 02:17 PM
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How does one go about getting the fuel corrections added then? The 91 octane and level3? What's the excuse?

I can see it now...

"uh, well, uh, I just want it... my mom said 91 octane is better and uh, umm..., uh, well level 3 is better than 1 or 2"



Seriously though. Why give a hint - if there is a good excuse I'd like to hear it.

P
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Old Aug 6, 2002 | 02:24 PM
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Talking I DID IT!!!!

Well, it certainly didn't take much persuasion to talk me into the asp pulley. I just got off the phone with Lee and I should have it in about four weeks. I'm so excited to get it now that these four weeks are going to take forever. Buellwinkle, you should get some sort of commission for directing all of these people to asp! Thanks for all your help and I'll be in touch if I run into any problems when the time comes to install! Until then.....
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Old Aug 6, 2002 | 02:26 PM
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I asked the service writer if they can make the changes from screen shots done by Renncpe and they said OK. Don't go into a long reason why. If they ask, say your friend had it done and he's very happy with it and don't they want to keep you happy. Keep in mind that there are several sevice writers so if one says no, ask another. If they all say no then bribery should work. The best bribe is when you get the service surveys, trade the ecu changes for a blank survey. If all else fails effects of these settings can probably be duplicated by a chip company, Upsolute, GIAC, Renntech, check with them. If all else truly fails there are a few more tricks like adjusting the fuel regulator or getting larger injectors.
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Old Aug 6, 2002 | 02:40 PM
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Originally posted by peet
Do you take yours out when you go into dealer for routine work - or other work unrelated to engine?


My concern is that the pulley will be noticed and they will note it in some file - then if something breaks, and even if the pulley is not on when it is broght in, they still have the notes.

Comments?
If something non-engine/drivetrain related breaks (like the radio, power seat, mirror, lights, HVAC, windows, ABS, ESP, BSP, 123, etc), and the dealer refuses to fix it under warrenty becuase you added a pulley, I think you'd have a pretty good lawsuit agianst them. Obviously, a pulley upgrade simply cannot cause a failure to those items and should still be covered under the original warrenty.

If a bearing or seal blows out on the supercharger or alternator, you might be out of luck. They'd have pretty good evidence that a larger crank pulley could cause that failure.

I don't think MBUSA can cancel your free 50K maintainance under any circumstances either. You already paid for it and it's a liability to them.
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Old Aug 6, 2002 | 02:55 PM
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Boylinator,
Do you have any more pics of your car from different angles?
If yes, please post. That one you put up was great!!!
I am interested to see how the mud flaps look against Orion Blue from the rear mainly. TIA
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Old Aug 6, 2002 | 03:07 PM
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dmicheal,
I never installed the rear flaps on my car because I didn't like the look. If you decide you'd like a pair rear flaps only, I may have some for you.
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Old Aug 7, 2002 | 08:13 AM
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ScotchCal Clear Bra

C230 Jeff......what's the clear bra look like? any pics of your car? i do a ton of highway driving and need something to stop those nics. I ordered a bra off of performanceproducts.com from colgan, but am anxious to see what a clear bra is.......

DMichael...I'll try to take some more pics today and post them.
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Old Aug 7, 2002 | 03:13 PM
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clear bra

I've never heard of a clear bra before....but if there's one on your car, you certainly can't tell......where can i get one? cost? thanks
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Old Aug 7, 2002 | 03:21 PM
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Page down - there's a discussion about them about 2/3 of the way down.

X-Pel and Stongard are the most popular. Tough install to do by yourself - I'd recommend leaving it to the professionals. They both have websites with prices on them - easier that way!
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