UncomMarket logoUncomMarket
DiRectorExact7010
DiRectorExact7010
29d agoDaily Life

What is this black items

-1
151

Upvoters1

1Camille_Yun10Camille_Yun10Early29d ago

151 Comments

NoStudiu2393
NoStudiu2393· 29d ago

Your late oil changes

50
Lostmechine
Lostmechine· 30d ago

But people say you can go 10,000 miles on an oil change.

0
Useful-Tangerine4340
Useful-Tangerine4340· 29d ago

to be fair. someone's. When I did the chain on my car, the state of the head did not match the FSH it came with! Clean,flush and fresh fill had the VVT engine far peppier

21
Stacke_r103
Stacke_r103· 29d ago

Dark roast 5w-30 ☕️

50
Bear_7588
Bear_7588· 30d ago

Lol that's oil so dirty it's almost solid

50
5v9kc_x78y2ks
5v9kc_x78y2ks· 30d ago

It’s turning back into a dinosaur

50
Clever-Mountain512
Clever-Mountain512· 29d ago

What do you suppose the age of that oil would be if say it was the last oil change that turned that black? I'm usually so good with changing my oil but I just did mine yesterday after I'd say a year and a half because life...

18
Rroub0eMan
Rroub0eMan· 29d ago

All those times you told yourself I'll change my oil next week.

50
Empty-Tomorrow-2795
Empty-Tomorrow-2795· 29d ago

After I put that sweet sweet light bar on

50
L_KKRGrandCRoss
L_KKRGrandCRoss· 29d ago

Delayed oil changes will do that.

50
InvestmentLong2_362
InvestmentLong2_362· 29d ago

Time for valvoline restore and protect. Or a new motor in due time.

50
DullMountain697
DullMountain697· 29d ago

R&R is awesome and definitely the solution here

33
CalmDog226
CalmDog226· 29d ago

sometime that sludge is the only thing keeping that engine alive haha

10
d_arknirvaNa
d_arknirvaNa· 29d ago

that black stuff is tens of thousands of miles ignoring basic maintenance

50
Main_Bother1026
Main_Bother1026· 29d ago

Sludge from not changing the oil correctly and possibly from cheap low quality oil.

50
BlOatedArmadilmo
BlOatedArmadilmo· 29d ago

Or from a poor engine design that is prone to sludging.

2
New-Badger97
New-Badger97· 29d ago

This has nothing to do with "how" the oil was changed or the quality of the oil that was used. It is 100% due to not changing the oil frequently enough.

50
Fuck_Th1s
Fuck_Th1s· 29d ago

Its called Lackofoilchanges.

50
Ad
Unique-Lion920
Unique-Lion920· 29d ago

All the money you (or the previous owner) saved by not doing oil changes on time. Lucky you.

29
Neat_Dragon
Neat_Dragon· 29d ago

I would call it an irresponsible owners tight arse neglect .

22
InterestingCat307
InterestingCat307· 30d ago

That’s oil sludge. Caused by low quality oil and/or long oil change intervals. This is why is important to change oil and filter at least every 5000 miles.

20
hj_f25
hj_f25· 29d ago

My Twingo engine (0W40/5W40 every 10 000km) https://preview.redd.it/qit7gofgk8pg1.png?width=622&format=png&auto=webp&s=581017ac35e02adbaa025273f0dde8786bc93e01

17
toddp_32
toddp_32· 29d ago

TWINGOOOOOO

12
raven386
raven386· 29d ago

Just because the oil jug says 20k mile protection does not mean you should go 20k miles between oil changes

16
Lostmechine
Lostmechine· 29d ago

It depends on the vehicle's recommended interval, but I've personally seen cars on 10k oil change cycles with ZERO sludge 👍

3
Right_Asite6214
Right_Asite6214· 30d ago

It’s the death of your engine.

15
RB7Network
RB7Network· 29d ago

How late are your oil changes? I go almost 10,000 with full synthetic yet didnt see nearly this much build up when I had the valve cover off.

12
Happy_Otter
Happy_Otter· 30d ago

10k! I cringe while starting my truck if I'm at 3k and haven't changes the oil yet...

0
wiRedmagazine38
wiRedmagazine38· 29d ago

10k? Never for me

4
Plane_Role-8902
Plane_Role-8902· 29d ago

You change your oil? I just add oil to mine since it burns a qt every 2 weeks lol New filter every 3 months tho

9
PinkFox719
PinkFox719· 29d ago

It’s lack of proper maintenance.

9
Ad
JisTin_Godfrey
JisTin_Godfrey· 29d ago

Oil sludge and varnish, you need to be changing your oil more frequently, I do mine every 10-12k km on my 89 prelude and it looks much better at 580k lol

7
Bright-Otter799
Bright-Otter799· 29d ago

Carbon deposits from oil coking due to lack of on time oil changes.

5
HEalthy_Block3036
HEalthy_Block3036· 29d ago

Oil breaking down and turning into carbon.

5
ASpranr
ASpranr· 29d ago

This is why routine oil changes with quality oil is a good idea. You can try an engine flush (liqui moly, BG 44k, etc.) and start using a quality synthetic oil and do more frequent oil changes for a while.

5
shitt_hrower28
shitt_hrower28· 30d ago

I think the only flush that'd work on this, is the BG Dynamic Engine flush. But at this point, it may do more harm than good.

1
BoldShadow699
BoldShadow699· 29d ago

Do not use any engine flushes at this point. It will release all the sludge and carbon deposits at once and can block oil passages and cause catastrophic failure - speaking from experience. The best thing to do here is to use a "cleaning" fully synthetic oil (Something like ...

10
jcarter316
jcarter316· 29d ago

Ouch... That's what it looks like when you do 5k plus oil changes. Switch to Valvoline Restore & Protect and start changing the oil at 3k like normal. Should clean it up after a few oil changes. Obviously get as much of that crud out while you have it open without contamin...

4
BraveTiger592
BraveTiger592· 30d ago

This! My car is loving the restore and protect. Next oil change gonna include some BG MOA Engine Oil Supplement.

4
atjo_nes6
atjo_nes6· 30d ago

That's dirty oil, well, not just oil, that's what was in the oil, imagine using the same detergent water to wash your cloths for six months... What would you have stuck to the sides of your machine? This is the automotive equivalent because this gets hot.... your oil gallarie...

4
Happy-Mountain442
Happy-Mountain442· 29d ago

Poor oil maintenance

3
zzill5
zzill5· 30d ago

Old oil and engine middlings.

3
Ad
Banker_6021
Banker_6021· 30d ago

5k miles or every year, whichever comes first. I bet there's so many engines on the road that look like this. People drive more and maintain their vehicles even less.

3
MothSpicy53
MothSpicy53· 30d ago

Valvoline Restore and Protect pronto!

3
Verdant_light1234
Verdant_light1234· 30d ago

Sludge.

3
Icy-Tiger656
Icy-Tiger656· 29d ago

Lack of oil maintenance

3
Bear_9156
Bear_9156· 29d ago

Performance robbing sludge.

3
AgitatedEngine4931
AgitatedEngine4931· 29d ago

A definite lack of on time oil changes. Eww.....

3
redbitreadr_eadread
redbitreadr_eadread· 29d ago

It means you're not a very good car owner.

3
AngryLion428
AngryLion428· 30d ago

That is evidence that oil changes didn't happen frequently enough.

3
Ad
Clever-Mountain512
Clever-Mountain512· 30d ago

Neglect

3
riunderscore28
riunderscore28· 29d ago

Everyone crying about the sludge in there, but real mechanics know that this baby will run just fine for as long as you need it to 🤷🏻 also, DO NOT try to get rid of it lol...

3
peekiert98
peekiert98· 30d ago

That's a picture of procrastination.

2
GiddyPhoenix451
GiddyPhoenix451· 29d ago

That's all the money that was saved on oil changes.

2
Quick-Fish856
Quick-Fish856· 30d ago

Lack of maintenance

2
flitchY_45-
flitchY_45-· 30d ago

I’ve seen a lot worse. This ain’t too bad.

2
Clever-Shadow998
Clever-Shadow998· 30d ago

Not changing oil on time, sludge build up. Use better oil with detergents that will help clean that up. It will take time.

2
z_zilm6
z_zilm6· 30d ago

Evidence.

2
Ad
SilentWolf485
SilentWolf485· 29d ago

Carbon and combustion Soot! As oil goes through cycles, contaminants are blown through your piston rings and get into your oil, hence why used oil is black. As it sits for longer, heat cycles will crust it onto your parts. Change your oil!

2
9oyhwn0rq-5yhwu9
9oyhwn0rq-5yhwu9· 29d ago

The correct term for it is neglect

2
DuckLazy73
DuckLazy73· 29d ago

Carbon deposits

2
dumbcarshlt4
dumbcarshlt4· 30d ago

Oi mate that's Vegemite 🤣

2
everyt_Hingels
everyt_Hingels· 29d ago

How is someone doing this level of work have no clue what that is it why it's there?

1
Ninja_4828
Ninja_4828· 30d ago

Motor oil

1
Cgrome_1230
Cgrome_1230· 29d ago

Sludge

1
shitt_hrower28
shitt_hrower28· 30d ago

Lack of oil changes

1
Ad
tHehomelessr0montic
tHehomelessr0montic· 29d ago

Thanks for posting on /r/MechanicAdvice! This is just a reminder to review the [rules](https://www.reddit.com/r/MechanicAdvice/about/rules/). Rremember to please post the year/make/model of the vehicle you are working on. **If this post is about bodywork, accident damage, pai...

1
Fair_Fish722
Fair_Fish722· 29d ago

Earl

1
TeeHMerig67
TeeHMerig67· 29d ago

If you have to ask that question you probably shouldn’t be opening up an engine

1
Right_Asite6214
Right_Asite6214· 29d ago

Pain in the ass

1
Clear_Snake591
Clear_Snake591· 30d ago

That black stuff was supposed to be oil lol

1
MaNicWolf
MaNicWolf· 29d ago

This is what your motor looks like using Pennzoil 30w

1
peekiert98
peekiert98· 29d ago

5,000 miles is not too often especially with variable valve timing which is almost, if not all, modern engines.

1
KeenFalcon1715
KeenFalcon1715· 30d ago

I had a motor paper route and I change the oil about every 3 weeks. I put 120 miles a day.

1
Ad
Cariful_Line_2024
Cariful_Line_2024· 30d ago

Neglect

1
JewVoder1
JewVoder1· 29d ago

Hmmm, looks like a Toyota engine? Hopefully its a very high mileage. otherwise thats not a good sign on a young engine.

1
The-QoOrs
The-QoOrs· 29d ago

Crap from late oil changes If you think it’s bad at the top wait until you take the sump off

1
si_lLychillly
si_lLychillly· 29d ago

Too many postponed oil changes. AKA - the black death. It's not the end of the world, as it's not too bad, but it means the life of the engine has been shortened.

1
marstospa_ce
marstospa_ce· 29d ago

You’ve turned refined oil back into crude oil.

1
Kranb_erryMany403
Kranb_erryMany403· 29d ago

Change your oil every 3,000 miles man

1
DiligentLibr_a87
DiligentLibr_a87· 29d ago

That is called neglect

1
AgitatedEngine4931
AgitatedEngine4931· 29d ago

Old oil that turned into gelatin because the oil changes weren’t done regularly

1
Ad
CRK74
CRK74· 29d ago

Vintage bmw

1
MasterEthan14
MasterEthan14· 29d ago

That is the building block of the universe. Carbon.

1
Zzi_ll6
Zzi_ll6· 29d ago

Neglect.

1
Starlight-DuBlanc92
Starlight-DuBlanc92· 29d ago

Engine stuff

1
RobleVi_ejo
RobleVi_ejo· 30d ago

Oil that has burn inside the engine you need to do engine flush n change your oil more often to be able to clean more of that burn oil = sludge oil

1
Hidden_Samsquanche96
Hidden_Samsquanche96· 29d ago

A fresh oil change and some sea foam then run it for a week change the oil again youll be fine back to golden goodness

1
Disastrous_Ed_9648
Disastrous_Ed_9648· 29d ago

Its called lack of maintenance (on time oil changes missed)

1
Maker_6710
Maker_6710· 29d ago

Sludge. Usually caused by not changing your oil enough. I’d try using Valvoline restore and protect and change oil 4-5k every time. Use the proper viscosity

1
Ad
Toil-sb
Toil-sb· 29d ago

Varnish and sludge - not good

1
exha_ustmosk69
exha_ustmosk69· 29d ago

Reconstituted dinosaur

1
Fair-Owl330
Fair-Owl330· 29d ago

Your lack of oil change maintenance

1
Insane_Snow47
Insane_Snow47· 29d ago

A friend of mine in high school said “add oil, change oil, what’s the difference?” I showed him the difference when we replaced his shortblock in my driveway.

1
com0padr_es
com0padr_es· 29d ago

You should do a before and after Valvoline Restore & Protect YouTube series after like 2 years worth of oil changes (on time this time).

1
Did_youjustsee_thot
Did_youjustsee_thot· 29d ago

That build up is from waiting too long between oil changes.

1
EagerCat793
EagerCat793· 29d ago

Lack of timely maintenance is what that is.

1
thisisvega_s36
thisisvega_s36· 30d ago

LoL 😂 ![gif](giphy|H6bfaRHZ2MIfVfkNNx|downsized)

1
Ad
AngryLion428
AngryLion428· 29d ago

Try Valvoline restore and protect over your next 3 changes and open her back up see what she's looking like. I swear by that stuff now

1
CornarOfficE08
CornarOfficE08· 30d ago

A quart of marvel mystery oil before the next change, let idle for 30 minutes, see what happens.

1
Kranb_erryMany403
Kranb_erryMany403· 30d ago

1 owner never changed oil ;)

1
Unfair-Nectarine1284
Unfair-Nectarine1284· 30d ago

Damn. My 25 yr old Escape looks better than this. CHANGE YOUR OIL ON SCHEDULE, OP!

1
DogRapid61
DogRapid61· 29d ago

Change the oil&filter, add Liquid Moly engine flush, drive it for about 100 miles, change oil and filter again.

1
j_agstothesuperbowl22
j_agstothesuperbowl22· 30d ago

That is what happens when you neglect you vehicle maintenance.

1
ActivoteGuacamole42
ActivoteGuacamole42· 29d ago

Get an engine flush done and it should be as right as rain. Lower your oil change interval from 15k km to 10k. It might even be worth while to do 5k for the next few. Good luck! https://preview.redd.it/70hqwu9to9pg1.jpeg?width=1080&format=pjpg&auto=webp&s=1cc14f28...

1
imveryc_lever
imveryc_lever· 30d ago

https://youtu.be/LirMG_eaGMk?si=vYxcPuONnCrcfr4b

1
Ad
OWn_Lie8775
OWn_Lie8775· 30d ago

Crust of negligence.

1
fapiziid
fapiziid· 29d ago

As a mechanic it’s job security

1
Conscious_shirt4152
Conscious_shirt4152· 30d ago

RIP🫡

1
Robot_1885
Robot_1885· 30d ago

Paraffin wax

1
Lazy_Fox
Lazy_Fox· 29d ago

Semi solid oil..used to make carowners buy new vehicles or rebuild

1
Fak_eOkie
Fak_eOkie· 29d ago

Time to get to oil changes with full synthetic every 3k, run Gumout or other cleaner with PEA solvent in your crank case with oil changes, and run Gumout fuel system cleaner or equal cleaner with PEA solvent through your gas tank with a full tank of premium to help break up th...

1
Smiling_Goose
Smiling_Goose· 29d ago

Sludge. More oil changes more often

1
SpekificPomelo_8281
SpekificPomelo_8281· 30d ago

Mine looked like this what I did my valve covers and I have always changed my oil every 5k or less

1
Ad
thezmaRtass1
thezmaRtass1· 29d ago

Oirl, heavy oirl, burnt oirl, oirl

1
bobbasawyer98
bobbasawyer98· 30d ago

In Arkansas we call it Awel

2
cube_casts
cube_casts· 30d ago

I bought a car like this the black oil particles will clog up your oil pump eventually. Then soon after head gaskets went out it was better to buy a new engine because previous owner never or hardly did any oil changes.

1
Banker_6021
Banker_6021· 29d ago

I believe the technical term would be “gook”

1
CalmDog226
CalmDog226· 29d ago

That black stuff is called neglected maintenance

1
TheUniT70
TheUniT70· 29d ago

Lack of/overdue oil changes or wrong viscosity oil

1
Ashnakon
Ashnakon· 29d ago

I think in the mechanic dictionary it’s called «gunk»

1
RayzRh_eRoof
RayzRh_eRoof· 30d ago

Its oil coking

1
AdSpecialisT6598
AdSpecialisT6598· 30d ago

That's listening to manufacturers telling people you've got long life oil so no need to change every 5000 miles but when you engine dies don't blame us 😂

1
Ad
DullSage46
DullSage46· 29d ago

The consequences of (in)actions.

1
MothwingIsATreasur_e
MothwingIsATreasur_e· 29d ago

![gif](giphy|5NbbVJeSLs1etZYjpT)

1
IamAlOtOfMe23
IamAlOtOfMe23· 29d ago

Cooked oil yummy

1
the-Stick23
the-Stick23· 30d ago

Burnt caked up earl

1
FreeTiger637
FreeTiger637· 30d ago

10000 mile oil change intervals

1
crispy_ohare
crispy_ohare· 30d ago

Your lack of maintenance, get an engine oil cleaner, like liquimoly engine flush, follow the can and start doing your oil changes every 4k religiously

1
ospriyotis98
ospriyotis98· 30d ago

Lifetime oil change interval.

1
OtterGiddy19
OtterGiddy19· 30d ago

Varnish

1
Ad
BearSwift54
BearSwift54· 29d ago

Es el registro detallado de tus cambios de aceite faltantes xd

1
Quick_Rooster57639
Quick_Rooster57639· 30d ago

Change your oil more whoever owned this before you, or you, neglected the vehicle

1
CleanMountain150
CleanMountain150· 29d ago

Old cheap oil

1
whatthehelkandfk12
whatthehelkandfk12· 30d ago

Run royal purple for awhile and see if it clears up over the next few oil changes. 3k per oil change

0
Dark-Bear326
Dark-Bear326· 29d ago

Ots the rattle amd tick prevention for high mileage engines that haven't had oil changes regularly. If the engine is still running decent I suggest using a high quality diesel engine oil. It has stronger detergents then regular engine oil amd can help clean some of this sludg...

0
BoldFox4374
BoldFox4374· 29d ago

Careful using heavier weight oils (ie 15w40) in engines designed for 0w oils. Some oil pumps regulate only pressure equating to less volume of oil being pumped. This could lead to oil starvation in certain areas, especially at high RPMs.

2
theindepebdentonline
theindepebdentonline· 29d ago

Over due for deep clean. Need to soak her in a tub of degreaser. Get a bush and some heavy gloves. You got some cleaning to do!

0
Cat_1325
Cat_1325· 29d ago

Just change the engine and do a proper maintanance with oil changes every 5000 miles or so. If the top looks like that its probably going to die every second now :) thank yourself for ignoring the basic oil changes

0
Some-Od7003
Some-Od7003· 29d ago

Carbon. You should see your intake valves.

0
Ad
marstospa_ce
marstospa_ce· 29d ago

Camouflage under the eyes when we go to war.

0
CTK_76
CTK_76· 29d ago

Its warm cake

0
WestErnCup7603
WestErnCup7603· 30d ago

Its death

0
PhoenixBrave60
PhoenixBrave60· 29d ago

Just run some Valvoline restore and protect for 10k miles and it'll be clean as a whistle

0
Bright_River999
Bright_River999· 30d ago

Using synthetic oil and not changing it on time.

0
HelpWithMYaddic_tions
HelpWithMYaddic_tions· 29d ago

Your engine is toast. The sludge is everywhere inside.

0
CalmBear48
CalmBear48· 29d ago

Put the cover on quick!! America may trade you some oil for freedom 👀

0
Dark_River880
Dark_River880· 29d ago

They'll make him unconditionally surrender that engine.

2
HEalthy_Block3036
HEalthy_Block3036· 29d ago

How would yall go about cleaning this? Power washer full blast to get rid of it then fan dry?

0
Ad
Dapper_TrAdition_987
Dapper_TrAdition_987· 29d ago

That "stuff" is a bunch of used car parts.

0