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>direct injection

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Thread replies: 119
Thread images: 30

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>direct injection
>>
Carburetor fags pls go
>>
Isn't direct injection like sticking your dick into a tube and having the piss go into the toilet water vs Carburetors which is like having someone with a shower-head dick aim at the toilet spraying piss everywhere?
>>
>>16692661
Pretty much.
>>
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>>16692661
hmm
>>
>>16692661
Only that you are sucking the piss out of said dick. In direct injection the piss comes out because of penis pump.
>>
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>>16692701
>sucking the piss out
>>
>>16692636
Daily reminder that the only possible flaw you can point out with DI is EGR, and EGR is cancer regardless of your fuel delivery method. If you've owned your car for more than a month and you haven't disabled the EGR system, you should strongly consider suicide.
>>
>>16693381
>Wanting the engine to overheat with it's mediocre oil pump.

Wew
e
w
>>
>>16693395
What does that have to do with anything? EGR has exactly nothing to do with the lubrication or cooling systems.
>>
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>>16692661
>>
>>16693407
It does however deal with the quality of burn, and the cleaner the burn the hotter the cylinder because that is how energy is.
>>
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>>16692661
It's more like

DIRECT INJECTION
>sex without a condom, she lets you finish inside

FUEL INJECTION
>sex without a condom, but she makes you pull out

CARBURETORS
>lonely masturbation in your mom's basement
>>
>>16693381
EGR is disabled when you floor the engine anyway,and only improves your MPG when no flooring it.
>>
>>16692701
>penis pump
>>
>>16693441
EGR is a NOx emissions control tool.
It is not for hardware protection.
>>
>low displacement direct injected turbo engines
>>
>>16692701
Except the fuel isn't sucked out with a carburetor.
>>
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>>16692636
>want V6 Camaro for godly exhaust sound
>Engine has direct injection
iktf
>>
>>16694603
>>want V6 Camaro for godly exhaust sound

1/10 low quality bait
>>
>>16693441
Um no? A better burn is cooler but lasts longer

>>16693381
>>16694380
EGR is good as it warms the car faster so you can get on it faster. A good blat gets rid of the carbon deposits and the chances of it failing in the stuck open position are low
>>
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>>16694795
>he doesnt know about the new v6 camaro's exhaust sound
>>
>>16692661
Would port injection be like pissing into the toilets tank
>>
>>16694819
You have no actual knowledge of the subject
Stop posting immediately
>>
>>16694795

https://youtu.be/Qrs0oa-XIV4
>>
>>16693441
Nope. All it does is displace O2 at low load, giving you sort of the effect of variable displacement.

>>16693469
Yes, but the actual effectiveness is minimal, and it causes all sorts of shit to build up in your intake tract, especially if you don't have fuel injected into intake system to act as a solvent.

>>16694819
EGR would make you car warm up slower because you have less air getting sucked in and exploded. That's why it's disabled on startup. WOT doesn't clear carbon deposits in any measurable way; that's just an excuse to drive like an asshole for people who feel like they need a plausible justification to hoon.
>>
>>16692636

Direct injection without port injection = just fuck my valve seats and faces up

Most new engines use valve phasing or lift to produce EGR effect (push exhaust back into intake manifold to cool charge) so you get that nice carbon deposit buildup regardless.
>>
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>indirect injection
>>
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>internal combustion
>>
>>16692636
Where else would it go?
>>
>>16694915
Who are you faggot?

>>16695011
Have you never heard of an Italian tune up? Also EGR pumps exhaust into the plenum to heat the car faster and is disabled while the car is running at temperature
>>
>>16695246
Not that guy, but you have absolutely no fucking idea what the function of an EGR is.
>>
>inline 8 engine
>>
>>16695246
>>16695280
I am that guy
I calibrate engines for an OEM, you suck cock
>>
>>16695286
hello is this 1930s
>>
>>16695246
Italian tuneup is an excuse to hoon someone else's car, and that's the opposite of what EGR does.
>>
>>16695314
Remind me to never have my engine tuned by you, you big fat liar.
>>
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>>16695353
you couldn't afford me anyway
>>
>>16694936
All i can hear is "im not a v8 camaro!"
>>
>>16695314
oem tunes suck dick

keep sucking the epas cock
>>
>>16694831
>forced twitch memes
fuck off back to twitch
>>
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>>16695446
>you mad?
stay mad.
kek
>>
>>16695384
Sure thing, I'll bet your dad is a Porsche mechanic too.
>>
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>>16694936
>not going full throttle with that anemic v6 pile of trash on that almost empty road

in addition to having a shit tier engine, it also has shit tier handling

>AND RETARDED FAGGOTS WILL STILL BUY IT
>>
>>16692636
GDI is one of the best methods to improve fuel economy and performance.
>>
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>>16695720
>GDI is one of the best methods to improve fuel economy and performance.
would you like to cite some sources friend?
>>
>>16695337
It is literally the opposite. EGR creates carbon deposits, constant mid-high rpm burns them up.

>>16695280
Exhaust Gas Recirculation
My car has it and I've had it in bits before. I know what it does and how it works.

>>16695314
Which one? Lada?
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>>16695211
>external combustion
>>
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>engines
>>
>>16693452
This
>>
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>bought a car with GDI
>previous gen was port injected
>thought I had port injection
>now have 100k miles on DI engine


I honestly cant image how bad the intake ports look.
>>
>>16695787
>My car has it and I've had it in bits before
Both my car's had it, one of them I removed, the other I've electrically deactivate (after cleaning anyway). As a bonus both vehicles experience far less turbo lag as all the exhaust gasses are routed to where they should be going.
I also deal with their shit often at work between trucks and machinery of which cannot be deactivated without the risk of a severe penalty.
>I know what it does and how it works.
You absolutely have no fucking idea what it is or how it works if you think the sole purpose of EGR is "helping an engine warm up" you peon.
>>
>>16695787
I agree with the mid-high rpm thing to a degree though, the machines that are constantly worked hard doing quarry work have far less issues in the way of carbon build up than the ones that are feathered doing final trim work. However, once a carbon build up has occurred, you cannot simply "blow the cobwebs out". The intake must be cleaned properly.
>>
>>16692661
>Carburetors which is like having someone with a shower-head dick aim at the toilet spraying piss everywhere?
No it's more like the toilet giving you a blowjob.
>>
>>16695286
They sound righteous.

https://www.youtube.com/watch?v=k-Ic9TcY-ms
>>
Friendly reminder mechanical indirect injection is the only way to go.
>>
>>16692661

really gets my noggin joggin'
>>
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>>16692661
Carburetor: someone literally sucking the piss out of your bladder

Single-point injection: pissing into someone's mouth

Multi-point injection: pissing into someone's mouth via a hole in their cheek

Direct injection: pissing directly into someone's stomach via a hole in their throat

Hope this cleared everything up.
>>
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>>16694936
Is that the new Corolla? It sounds like it's dying with every revolution.
>>
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>>16692661
hahhaahhahaahah
>>
>>16696666
>6666
holy shit devil has spoken the truth
>>
>>16695787
EGR recirculates exhaust gasses back into the cylinder in order to displace oxygen, reducing the power and therefore heat generation of the engine. It does this to limit the generation of oxides of nitrogen which are created in a hot combustion chamber due to a lean burn.

So it's there to cool things down, not heat them up, and it's disabled when the car is warming up.

High RPM use does nothing to prevent or fix carbon buildup, that's just a plausible excuse for mechanics to hoon the piss out of their customers' supercars.
>>
I work for a carline who is fazing direct injection into more & more models each year. The clacking sound from the engines at start up are annoying as hell. The smaller the engine the more annoying the clack. The models that have direct injection for a few years have ridiculous carbon build up when any engine work is done. The only way I would even consider driving one is a lease or short term. No way are you buying one of those cars & driving it 10 + years without major issues related to excess carbon build up. While it may increase mpg's it is destroying the long term use of major engine components.
>>
>>16697469
>No way are you buying one of those cars & driving it 10 + years without major issues related to excess carbon build up.
All you have to do is disable EGR, whether that involves plugging a port or reprogramming the ECU.
>>
>>16695787
You're actually a fucking autist. If you think that high rpm is burning off the carbon where it needs to, please never touch a car again. The entire point of port injection is that it cleans the intake valve of the carbon from the EGR(pcv). What is fucking cleaning off the inside of the intake valve when you give the car RPM??? Nothing. No fucking gas to dissolve the carbon. Literally autistic. Never experienced this level of retardism in my life. Speechless.

(BMW is doing water methanol injection now, and Lexus has been doing a combination of port and direct injection in the same engine to clean off the fucking garbage. They have recognized the problem. If you think there isn't a problem, you need to seriously consider fucking off.) Go look at the horror that IS250's experience from plain Jane DI
>>
>>16697505
In addition, even with EGR off, the PCV valve is still shooting fucking oil and crankcase fumes into the fucking intake. Gotta throw a catch can on.
>>
>>16697349
No better way to put this. People seem to think that redlining them will dispell the carbon. Not true. Only port injectuon, or some sort of liquid through the intake valve can prevent this issue. Actually, Lexus has a good system called D4-S that combines port and direct injection. In spirited driving, it just fucking dumps gas in and it cleans all the shit out of the engine. Really great design.
>>
>>16697553
That's not what stratified charge is for, but it gets the job done.
>>
>>16697483
negro will you stfu about EGR. EGR doesnt have shit to do with carbon buildup on the intake valves. fuck off.
>>
>>16697611
Where did you think the carbon was coming from?
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>>16697618
you dont know shit fuck off
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>>16697631
Care to explain where the carbon is coming from if not the EGR system, or are you just going to embarrass yourself tossing around lame insults?
>>
>>16697611
I had a sneaking suspicion you were attempting to troll. Good job, you've achieved your mission objective.
>>
>>16697505
>>16697349
>>16696598
So it's the complete opostite? So deleting it has literally no negatives? Why the fuck does my car get up to temp so fast then?
>>
>>16697809
troll? say that to my face fagit. fight me irl 1v1
>>
>>16697838
The Only negative is it'll produce a few more NOx gasses, and may not pass a sniff test if your state/country mandates them (which is easily reversible for such an occasion).
>>16697857
Done.
>>
>>16697890
Just as well, you wouldnt be able to get here cause there aint no bus lines around here. kek fagit.
>>
>>16697923
What? I'm already here waiting. Guess your shitbox threw a CEL from the miss caused by a sticking valve, and you couldn't make it.
>>
>>16697940
bitch pls that garbage chink gps you bought with your welfare check got you going in circles and you to dumb to realize it
>>
>>16697952
Nothing wrong with my chink GPS m8. I just haven't found a GPS with the location of your basement loaded into it.
>>
>take PCV hose off intake
what happens?
>>
>>16698016
>total loss oil system
Congratulations, you now own a 1914 Indian motorcycle.
>>
>>16695286
>not having a supercharged straight eight
>>
>>16698642
Sorry mate, torsion bars belong in suspension systems, not in crankcases.
>>
>>16697582
I don't think you know what stratified charge means.
>>
>>16697469

Nissan?
Honestly, the clack and knocking isnt going anywhere. Effect of direct injection and HPF pumps.
It's surprising to me that only Toyota (and now Ford) use direct+port systems.
>>
>>16693452
>DIRECT INJECTION
>>sex without a condom, she lets you finish inside
*your cum accumulates in her vagina until she gets cancer
that's direct injection
>>
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>>16692661
really makes you think
>>
let me ask you this, why don't diesel engines suffer from valve fouling like GDI engines do?
>>
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>>16700088
>what is excessive carbon buildup
>>
>>16700103
Great answer friend, and thank you for partaking.
But the adults are having a discussion.
Why don't you just toddle off and play with the other mentally handicapped children?
>>
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>>16693452

Carb is
>Lonely masturbation in the family computer chair that somehow impregnates your sister
>>
>>16700126
>year of our Ford 154
>not impregnating our own kin
>>
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>>16700088
Look up "vw tdi carbon build up", or "duramax carbon buildup" or "powerstroke carbon buildup" or whatever modern diesel engine you can think of. Look it up in JewToob

Here is a wee little example
https://www.youtube.com/watch?v=hrL6ZS56gkE

Plenty of examples of it happening in Burgerland, the Land of Upside-down Spiders, and Yurop, from multiple brands

Diesel soot is NASTY shit

>MFW I have to face it soon, and am poor, with a unicorn engine with unobtainium-tier gaskets
>>
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>>16700119
tell your dad to smear some vaseline on your sphincter next time so you dont need to reflect your butthurt in the comment section of an autistic automotive anime board
>>
>>16696753
this just made me more confused
>>
>>16696753
I don't understand piss fetish.
>>
>>16699518
Infiniti. Same shit though.
>>
>>16700088
It's been said, but you're a fuckwit.
>>
>>16700417
Walnut blasting will clean it out. Then start using water injection to reduce EGT and keep the engine clean.
>>
>>16705362
i'll blast my walnut on ur mum
>>
>>16701090
It's about what you bypass and what not. If I piss in someone's mouth then that person could close their mouth at will, but if I force my penis through someone's throat they can't do shit about my piss splattering all inside their body.

>>16701130
Nah I don't have a piss fetish.
>>
>>16705387
sik burn senpai
>>
>>16705855
pic related, ur mum last night
>>
>>16705362
Don't have those luxuries m80. Gonna have to make do with cleaning Manuelly. Nothing too bad since I had to clean the ungodly amount of dead microbes resembling tar that accumulated over the years in the fuel tank. EGR has been disconnected already, and oil catch can is a must, too. With that, the intake tract should remain relatively clean
>>
>>16701130
try it b4 you h8 m8
>>
>>16693381
>brands consider injectors "consumables"
>injectors snapping in half
>injectors blowing themselves up and throwing bits of metal in the cylinder
>injectors being shit
no better reliability than carbs, and they tune easier too.
>>
>>16700417
That a poor example as the engine has 160,000 miles on it.
People are reporting valve fouling with a fraction of that usage with these GDI engines.
So, whats different that accelerates carbon build up in GDI engines versus diesel?
>>
>>16701130
>>16705671
>>16706497
I don't either i mostly just like watching girls pee.
>>
>>16706560
Possibly diesels ingesting fuckloads more air relative to their displacement since they don't have throttle plates, which inhibits these deposits forming as much? Compounded to turbocharging, which is common in diesel engines, too

Now, Ah ain't no engine-eer feller, so take it with a grane of salt
>>
>>16706498
>No one considers injectors consumable, but manufacturers consider them wear items even in MPFI systems
>I'm sure it's happened before, but it's not something that happens in general
>Maintain your shit, motherfucker
>Maintain your shit, motherfucker
>>
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>>16693381

TFW Toyota Master Race has eliminated EGR entirely on the 2TR Hilux/Tacoma motor.

There's still some bizarre air pump that blows air into the header when you turn the truck off, but NO exhaust ever goes back into the combustion chamber.

Add a good separator / catch can to the PCV and you have a motor completely uninhibited by being used as a dumping ground for "muh emissions" while still passing every imaginable emissions standard, not having faked or disabled anything.
>>
>>16706724
>heavy (sexual) breathing intensifies
>>
>>16706498
>this is what luddites actually believe

what's it like deluding yourself into believing that obsolete and outdated technology is actually still good?
>>
>>16706782
How does the existence of more advanced tech make old tech "bad"?
>>
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>>16692636

quality thread.

never change /o/
>>
>>16695314
So you write shit tunes to max fuel economy and kill performance? gg
>>
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>tfw you hear the sound of a carbed big block with a heavy cam, headers and throaty dual exhaust
>>
>>16709507
it made your pussy wet didnt it?
Thread posts: 119
Thread images: 30


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