Im in HELLL!!!!
Ok, so not having any self-control I opened it up 1 time. OMFG!!!
This is like having a super model lying in my bed begging me to leg wrestle and having to say no thanks!!! Maybe next week..
What is the break in period?
/sarcasm on
15 miles? 100 miles?
/sarcasm off
Maybe I will just let my wife drive it for the break in period.
Mez
Ok, so not having any self-control I opened it up 1 time. OMFG!!!
This is like having a super model lying in my bed begging me to leg wrestle and having to say no thanks!!! Maybe next week..
What is the break in period?
/sarcasm on
15 miles? 100 miles?
/sarcasm off
Maybe I will just let my wife drive it for the break in period.
Mez
Luckily the car I bought from the dealer had just came in and had something like 19 miles on it, which they said were from AMG test runs. They said it was never taken out for a test drive. But, what if it's gone on a couple test drives??? You think those potential buyers didn't open it up?
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MB and AMG programs the ECU to be very forgiving with high tolerence for average drivers. ie: a non enthusiast that might not follow service schedules and otherwise not take good care of the vehicle. This is why companies like Kleemann and Renntech can squeeze extra HP by remapping the ECU alone.
This also relates to the easy break-in outlined in the user manual. this breaks in the motor in a way that if the service schedule is not followed, there are pre existing tolerences in place to protect the motor.
"Spare the rod and spoil the child"
MB or AMG enthusiast, drive as you would normally right from the start. It is VERY important to let the engine warm to full operating temp and then run the first few minutes at moderate loads as to let the tranny fluid temp to catch up as well. The tranny needs to seat and seal over the first 1000 miles/1600 km. This will produce a smooth, responsive and very tight engine that will stay that way. Still follow the recommended scheduled first oil/filter change and away you go.....
I'm not saying to go racing the first weekend but if you drive hard and smoothly through the gears right out of the gate you can expect to maintain top torque and HP numbers for the life of the engine. Follow the "recommended" break in and expect a 10 to 15 HP drop and for sure, lots of "cylinder blow by" in the years to come.
This is just my 2 cents but I have been breaking in engines (both high performance and stock) this way for years and its never let me down.
The program came to me from a Mercedes factory test driver back in the 1980's and he still maintains the method (and still works for MB).
I hope this helps
Last edited by NORTH 44 C63; Jul 17, 2005 at 01:14 PM.
MB and AMG programs the ECU to be very forgiving with high tolerence for average drivers. ie: a non enthusiast that might not follow service schedules and otherwise not take good care of the vehicle. This is why companies like Kleemann and Renntech can squeeze extra HP by remapping the ECU alone.
This also relates to the easy break-in outlined in the user manual. this breaks in the motor in a way that if the service schedule is not followed, there are pre existing tolerences in place to protect the motor.
"Spare the rod and spoil the child"
MB or AMG enthusiast, drive as you would normally right from the start. It is VERY important to let the engine warm to full operating temp and then run the first few minutes at moderate loads as to let the tranny fluid temp to catch up as well. The tranny needs to seat and seal over the first 1000 miles/1600 km. This will produce a smooth, responsive and very tight engine that will stay that way. Still follow the recommended scheduled first oil/filter change and away you go.....
I'm not saying to go racing the first weekend but if you drive hard and smoothly through the gears right out of the gate you can expect to maintain top torque and HP numbers for the life of the engine. Follow the "recommended" break in and expect a 10 to 15 HP drop and for sure, lots of "cylinder blow by" in the years to come.
This is just my 2 cents but I have been breaking in engines (both high performance and stock) this way for years and its never let me down.
The program came to me from a Mercedes factory test driver back in the 1980's and he still maintains the method (and still works for MB).
I hope this helps
The idea of decreasing HP and increasing blowby if you follow the manufacturer's recommendation is pure myth. This is especially true today when the factory tolerances and materials are so much better than they were even a decade ago.
I've built many engines with over 500HP and had several of them last over 100,000 miles without burning more than 1 quart of oil between 5,000 mile changes. All done with the progressive breakin technique.
Just because you've never heard of anything bad happening doesn't mean it hasn't. What it means is that you don't have the relevent experience in this area.
Common sense (science too) tells me that any items that rub against each other (no matter how smooth) will begin to wear into a pattern immediately. In the time it takes to create this pattern and become mated, the parts are subject to greater heat and stress.
Common sense also tells me that the manufacturer has built countless engines and therefore must know a thing or three about breaking them in correctly in order to prevent unnecessary warranty repairs. Granted, the recommendations are on the conservative side and geared towards the least common denominator (read stupidest individual) but they do have merit. My experince shows that using the progressive technique (slowly building RPM, speed and throttle limits until maximums are achieved at the end of the period) provides the best results.
Personally, I'm usually done with break in after about 300-500 miles. Then, it's off to the oil changer for a fresh fill and filter.
If you are driving hard, I'm sure something will slip from the torque or something like that...
If you are driving hard, I'm sure something will slip from the torque or something like that...

the dealers are such morons anyway i would say i bought it that way, there is no way they can prove you did it. when i once had a problem with my car and actual MB tech said it could be my supercharger clutch not engaging. Supercharger on a C55?

if that didnt work, u can always try another dealer and have your grandma bring the car in! :p
Doesn't the IC/computer capture your driving habbits? I believe it caputures max speed/max rpm etc..etc.....
i had my BAS ESP light going on and off from time to time, when i brought the car to the tech the light wasn't on. so i figured he will probably think i'm lying. but a moment later he knew what was wrong with it along with other little errors that i wasn't even aware about.
[QUOTE]
Very true. Any engine builder or decent mechanic will be able to determine if the engine was abused during the breakin period. They use a tool that most people on this thread don't possess. It's called experience.


