Is it good to redline a diesel?

THUMB RULE- Never redline a diesel engine. Its harmful to it in long run. Morover there is not point in revving i20 diesel upto 3.5K or 4K.
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Is it OK to redline a diesel engine?

Most drivers may not want to rev the engine so hard because they think it will damage it. After all, when redlined, an engine can sound like it's about to blow. However, there's no need to worry. Redlining will not damage an engine or cause it to explode, no matter how cruelly you treat it.
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Is it good to rev a diesel?

You should therefore allow your engine to rev to the redline at least once every few hundred miles – but only when the oil is warm and you're on a quiet road. Diesel cars may also have problems with clogged diesel particulate filters (DPFs), which are designed to trap harmful exhaust emissions.
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Why do diesels have such a low redline?

Diesel engines normally have lower redlines than comparably sized gasoline engines, largely because of fuel-atomization limitations. Gasoline automobile engines typically will have a redline at around 5500 to 7000 rpm.
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Can redline damage your engine?

Consistently redlining your car can cause serious damage to not only your tires, but also your engine. For those with manual-shift modes or manual transmissions, it can be quite easy to redline (whether on accident or on purpose) and eventually cause your engine to wear down prematurely.
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Is It BAD To Redline Your Car's Engine ???



What is the rpm of diesel engine?

Diesel engines

A typical road-going ("high-speed") diesel has a narrower band, generating peak torque at lower RPM (often 1,500–2,000 RPM) but also with a sharper fall-off below this, and reaching peak power around 3500-4500 RPM, again rapidly losing strength above this speed.
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Is it good to rev your engine occasionally?

When you rev your engine, you place additional and unnecessary stress on your car and its engine. This is imperative when it's cold outside—revving your engine before it has had time to warm up is especially damaging, as the engine's oil hasn't had sufficient time to circulate and properly lubricate your car.
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How high can diesels rev?

Diesel burns slowly compared to petrol and for most diesel engines the limit is around 4800 to 5000 RPM.
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Does high RPM hurt engine?

The absolute most stress on an engine occurs at high RPMs. The forces acting upon the rotating assembly are exponentially increased with RPM. That also increases the magnification of any oiling inconsistencies (as small as they may be nowadays), which can be deadly to engines.
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Why do diesel cars feel faster?

Diesel vs.

Diesel engines feel faster because they actually are faster when running at a lower RPM—which is where commuters regularly find themselves. However, as long as your engine isn't too small or improperly tuned, you can easily get the same level of torque out from a regular gas car if you want.
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Do diesels like high revs?

So, if you're looking at a diesel engine, chances are it's optimized for running at low RPMs, whereas a typical gasoline engine (for "high maximum power" marketing reasons) may very well be optimized for running closer to its maximum RPM to achieve high maximum power.
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Should you rev a diesel before turning it off?

Carbon keeps depositing in the vehicles while they are in use and switched on. They if not revved before switching off would tend to have difficulty while restarting the engines.
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Do diesels need long runs?

Diesels fitted with a Diesel Particulate Filter (DPF) need regular long runs, some of which must be at high engine speed to clean (regenerate) the filter so are not suited to mostly short, local journeys.
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Why do diesel engines not rev as high?

High compression ratio

Diesel engines never rev as high as petrol engines due to the fact that the piston has to travel further for its full rotation, while a petrol engine uses its shorter stroke to move the piston in quicker bursts, meaning the engine speed can be faster.
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Do diesels have rev limiters?

Diesel oil burns slower than petrol which in turn limits the max RPM of a diesel engine. Marf said: Physical limitation of the fuel. Diesel oil burns slower than petrol which in turn limits the max RPM of a diesel engine.
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How can I make my diesel soot more?

Install a dirty air filter, clogged fuel filter, and old fuel injectors. You'll have to turn up fuel delivery somehow to get black smoke or starve the air intake. Disconnect the boost control solenoid !
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How many RPMs is 80 mph?

The RPM you're seeing is a function of your speed (80 MPH), your sixth gear's ratio (0.756), your differential's ratio (3.91) and your tires' circumference. Those items are essentially fixed, so you're going to see roughly 3,200 to 3,300 RPM at 80 MPH.
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Is 5000 RPM too much?

5000 is where the fun starts. It's not staying there for extended periods. You'll be fine. The reason it's so sluggish is that the transmission is programmed to save fuel so it's always in a higher gear.
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What should RPM be at 70 mph?

70mph = 2413rpm. how do you know your exact rpm?
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Why do diesels last longer?

Diesel fuel is a type of distillate fuel that is essentially produced from crude oil, which gives diesel engines slower cylinder wear than gasoline engines. This gives diesel fuel lubrication properties that extend the overall lifespan of the engine.
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Why do diesels have less horsepower?

As a consequence of a higher compression ratio (longer stroke), diesel engines produce more torque which means you get more acceleration off the line. This is also the main reason for diesel cars having a much smaller power band, so you generally get more torque but spread over a smaller area.
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Why do diesels have 2 batteries?

Diesel trucks need two batteries so they can crank at a higher amp. This is needed because a diesel engine demands a high-resistance load to start successfully. In simple terms, a diesel engine needs much more power to turn the engine over than a gas engine; just under double the amount of energy, in fact.
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What is an Italian tune up diesel?

Italian tuneup is a slang automotive term for attempting to restore engine performance by driving a car at high engine speed (RPM) and load. The term originated from Italian mechanics in the 1950s using this practice to burn off carbon deposits from the spark plugs of sports cars.
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Does accelerating fast damage car?

Hard accelerations and hard braking together cause wear and tear on a vehicle. A driver who rapidly accelerates often has to brake harder. Drivers who accelerate rapidly during city driving tend to speed to the next light, having to brake harder over a shorter distance, Lisk explained.
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Does full throttle damage engine?

1. If your driving full throttle its fine it damages the engine if you redline alot.
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