Day 1 and my exhaust is coated with soot! Normal? (and breakin question)

rosskoss

Member
I know that the guys at the dealership thrashed the car a couple of times before I got it. I'm concerned that the appropriate break in procedure was not followed.

I'm sure that's not the cause of all the soot I'm seeing ( at less than 50 miles) but I'm worried about the long term effects that the salespeople may have caused.

Is the soot normal? Is the engine calibrated to run rich? Any problems from that?
 
Yup, soot is completely normal.

As far as break in, you will hear opinions all over the place on how it should be done. Some will say drive it like you stole it right off the lot, others will say to baby it for the first 1000 miles or so. There is nothing you can do to undo any potential damage that was done prior to you owning it, so I say just break it in as instructed in the manual.
 
Well, it's pretty much a fact that the MS3 runs rich from the factory, hence the soot.

Edit: beat me to it
 
Well I got a test drive "mule" that had 250miles on it when I got it. and I dynoed it stock the other day at 247whp. So from that I would guess it had been beat on and it seems to be putting out good hp numbers so I would say that the hard break in seems to work.
 
carbon deposits if you wann get finicky, i was using the terminology that would be understood regaurdless of mechanical inclination.
 
well he wears a suit everyday for work, while i get dressed in my uniforms and steel toes and go turn wrenchs. but hey my uniform hase a nice ASE Master Technician patch on it, what patches does your suit have?
 
well he wears a suit everyday for work, while i get dressed in my uniforms and steel toes and go turn wrenchs. but hey my uniform hase a nice ASE Master Technician patch on it, what patches does your suit have?


It doesn't. My patch is on the wall in a frame. It makes it so I can pay your place of employment to pay you to turn wrenches so I don't have to. (freak)
 
i enjoy working on cars, i also enjoy not having to pay other pple to do it. DUnno what u guys do, cars have always just been something thats easy for me, its like second nature. Lol i tried the food service industry for a 2nd job, ha, keyword being tried. to each his own, and excuse me the proper spelling will be used for now on. soot.
 
well he wears a suit everyday for work, while i get dressed in my uniforms and steel toes and go turn wrenchs. but hey my uniform hase a nice ASE Master Technician patch on it, what patches does your suit have?

I wear a suit during the week and turn wrenches in my garage on the weekends. I can even spell wrenches properly. ;)
 
I was a tech while I was in college. I was also ASE certified but only in brakes and suspension/steering.

I worked too hard for the money I made. Partially because I was not as fast as the seasoned techs, and partially because I was spending a 1/3rd of my pay when the snap on truck pulled in. Making 6 figures as a tech isn't hard. Not spending half of it in your first 3 years on tools is.



*edit: I was not making anywhere near 6 figures. I wasn't implying that. :)
 
i hear ya on the snap on truck, it's like a kid in a candy store. But i try to keep a list in my box of stuff i come across and need but dont have and go from there.
 
Hmmm... new tools.

As for break in.... Make sure ur easy on the brakes the first 500 miles. Long slow stops, etc. to break the pads in on the rotor and so you don't warp your brand new rotors

Alot of ppl say to be easy on the car (shift under 4k rpms) for the first 500-1000 miles so all the seals and what not inside the engine can be seated properly. Even race engines have break in periods... even if they are on dyno's.

Also be gentle on the clutch until it gets all broken in as well.

the soot is normal... and a pain in the ass to clean. i got a seperate sponge for the soot and tailpipe when i wash the car.

Wish i had an ASE patch or two, but i'll had a mech. engineering degree in a few years... so thats close enough.
 
Spelling and grammar looks to be a lost art.

For new brake pads to function at peak efficiency you should perform a bedding in procedure.
 

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