Naturally aspirated V8s out, turbos in at Mercedes by 2011

By Tim Beissmann  |  December 16th, 2009
      25 Comments

The reign of the naturally aspirated big-block Mercedes V8 is coming to a dramatic end, with the revelation that all eight-cylinder Benz units will be turbocharged by the 2011 model year, including AMGs.

08_c63amg_engine

An entirely new family of engines will begin to flow out of Stuttgart in 12 months time with a new emphasis on direct injection and turbocharging to improve power, efficiency and CO2 reductions.

Daimler and Mercedes-Benz R&D board member, Dr Thomas Weber, said the new “MoVe” (Modular V6 and V8s) engines will first be seen in the completely new CLS, the refreshed R-Class people mover and CL coupe’s replacement, the S-Class coupe.

2011-Mercedes-Benz-CLS-001

A naturally aspirated 3.5-litre V6, a twin-turbo V6 and smaller-displacement twin-turbo V8 are all in the mix towards the high-performance end of the range.

Direct injection will be incorporated in all engines and the majority will be designed with the capability of integrating with hybrid systems.

At the AMG factory, the current 6.2-litre naturally aspirated V8 will also be replaced by a 5.5-litre direct injection twin-turbo V8.

e250-bluetec-2-10-4 

Further range evolutions will occur in 2011 with the updated C-Class coupe, all-new SLK roadster and ML-Class SUV, and a diesel hybrid “Bluetec” version of the E-Class.

A fully redesigned SL roadster is due for 2012 and will take full advantage of Mercedes’ new power-boosting, fuel-saving, emissions-reducing engine technology.

 

(with Inside Line)

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25 Responses to “Naturally aspirated V8s out, turbos in at Mercedes by 2011”
  1. Vote -1 Vote +1Reality Check
    says:

    I guess that answers my question, not before time.

    • Vote -1 Vote +1The Real Car Fanatic
      says:

      LOL, I told you so, didn’t I?

      • Vote -1 Vote +1The Real Car Fanatic
        says:

        Thats right everyone, I was right yet again, just goes to show how smart i am and how ignorant the rest of you are :)

        • Vote -1 Vote +1The Real Car Fanatic
          says:

          If you are going to imitate me at least get it right. God knows Elvis impersonators do!

          Here let me show you how it’s done. That’s right everyone, I was correct yet again ( notice how I don’t use the word right twice in one sentence). Just goes to show how smart I am ( Note how I capitalised the I and started a new sentence rather than using the comma) and how retarded the rest of you are. ( Note I used the word Retard)

          Incidentally I don’t use gay little smiles at the end of my sentences.

          Please, please please, next time you imitate me at least make it look authentic.

          • Vote -1 Vote +1Tomas79
            says:

            Good Responce!!

            But seriusly how about CARADVICE do something about these lame impersonators?!

          • Vote -1 Vote +1Simon
            says:

            You guys seriously have too much invested in a nickname.

          • Vote -1 Vote +1Tomas79
            says:

            Simon, thats because people on this site have come to expect that every time they read “The Real Car Fanatic says:”, “Tomas79 says:” they are about to feast on a multi course meal of in-depth, unbiased, premium, real world automotive knowledge!!

            ;-)

            While, the muppets that impersonate us, can’t tackle us in 1 on 1 debates, so they try to discredit us by posting crap under our names….

          • Vote -1 Vote +1The Real Car Fanatic
            says:

            I never passed the audition for Top Gear Australia, hence I spend lots of time over-capitalizing my words on Car Advice.

          • Vote -1 Vote +1Wheelnut
            says:

            Tomas79 says: December 16, 2009 at 9:31 pm

            Simon, that’s because people on this site have come to expect that every time they read “Tomas79 says:” they are about to feast on a multi course meal of in-depth, unbiased, premium, real world automotive knowledge!!

            Look everyone…. Tomas told a joke – EOTFLOL

    • Vote -1 Vote +1The Real Car Fanatic
      says:

      Top Gear? Get serious, it’s an entertaining show but Fifth gear is far superior as far as content is concerned.

      Maybe if Clarkson or Hammond could drive like Tiff Needell instead of relying on The Stig, it would be a better show content wise.

  2. Vote -1 Vote +1Simon
    says:

    It’s a shame MB has taken so long to realise the benefits.
    Audi has been leading the DI Turbo charge (pardon the pun).
    Increases in power and torque over a wider rev range, reductions in consumption, lower emissions, smaller engine weights for the same outputs. All commendable achievements.
    All engines should be force-fed.

  3. Vote -1 Vote +1Valet Dabess
    says:

    i think it’s a good move, i hate paying for fuel. i wonder how long it’s gonna take all the other car manufacturers to do this…

  4. Vote -1 Vote +1The Real Car Fanatic
    says:

    As SAimon said, Audi has been doing it for sometime, BMW have several models, Merc have announced they will change, that just leaves Lexus clutching at straws. Guess they will concentrate on Hybrid cars just to be different, still they are bottom feeders in the prestige world.

  5. Vote -1 Vote +1Peter
    says:

    I havent noticed significant fuel savings from a turbo. They are actually pretty thirsty, if you drive the car hard. Volvo’s 5 cyl soft pressure turbo gets around 12l/100km, driven enthusiastically, but not insanely. The HPT from the s60r gets around 14l/100km being driven by a d’head (me). Jag’s new 5 litre V8 supposedly does better than that with far better performance, though the 4.2 (much older engine) drinks about 16l/100km driven hard by that same d’head, or as low as 12l/100km being tender. The manufacturers are focussed far more on emissions/savings now, though, so maybe that will make a big difference.

    • Vote -1 Vote +1The Real Car Fanatic
      says:

      It’s not about driving the car hard, it’s about manufacturers meeting requirements and also not getting left behind their immediate competitors.

      Any car driven hard will use substantially more fuel than claimed. Incidentally the S60R consumtion is rated at 10.7L/100 so if you are getting 14 I suggest you take the lead out of your boot.

      • Vote -1 Vote +1Peter
        says:

        Yeah yeah, not arguing with that, but the article is about performance cars, so they are gonna be driven hard. The jag’s stats have it at 12l/100km I think, but real life gets you about 13.5l/100km driven sorta normally (occasional squirt, but nothing silly). There is no way in the world anyone could drive the R and get 11l/100km unless it was almost entirely highway, in fact you couldnt get that from the soft pressure 2.5 (s40/XR5). That said, I did mention I drove that R like a d’head so I’d guess maybe 13l/100km for mainly town normal driving. I think my point is that for performace cars, dropping the capacity and adding turbos (eg, 5.5l V8 against 4.2 turbo V8) isnt gonna make a huge difference to consumption, though I’ll caveat that by saying I only have experience with volvo turbos, and further, I am talking driving hard. then you do get the better torque from the turbos, sometimes at very low revs (eg the s40T5/XR5), but the acceleration over 100kph in the high performance ones is too enticing for me, and I’d rather not be tempted.

        • Vote -1 Vote +1Reality Check
          says:

          I think you are referring too the supercharged 5.0 Jag Peter, the XFR a personal lusting of mine BUT whilst they’re officially rated at 12.5 litres per 100 km’s most reviews have them in the low 20′s in the real world driven hard, (which is pretty scary).

          I’ve heard the new Merc V8 engine is a 4.6 litre unit twin turbo, direct injected and makes in base output form 320KW”s.

          I’ve also heard the new twin turbo 5.5 litre engine for their premium AMG models is making some really crazy numbers, over 650 KW and 1100nm in high tune state but it’ll be detuned for better durability when its released.

          • Vote -1 Vote +1Peter
            says:

            Yeah, I saw that with the XFR. heh heh heh. No, I got rid of the s60R and bought the NA V8 XF. Stats have it at about 12l/100km, but I started at about 20l, dropped down to a best of 12ish on a long trip (shudders remembering kids in back), usually 13.5, up to 16l listening to “shock of the lighning” and trying to emulate the bonneville XFR run (if you havent seen it, get on to youtube). The new 5 litre NA (which replaces the 4.2SC) is meant to get better efficiency than the 4.2NA (and it sounds better, too!). The guys who modded my R told me they had modded the big V12 benz and took the torque up to 1000NM. Said the owner came back after a few weeks and told them to take it back to normal – too scary! Hope I’m not too off topic…

        • Vote -1 Vote +1The Real Car Fanatic
          says:

          Peter, that sounds like a challenge? Here is betting I could get 10.7 quoted by Volvo over a mixed 100 kilometres in an S60R! When I was with Toyota I got on many occasions the 9.9L/100 in an Aurion and that was working in Caringbah and driving to Berowra (Home) sometimes lower (best ever was 9.5). I also get slightly under the 5.7 quoted on my VW TDi golf quite often, all you need to do is stick to the speed limit, drive carefully and anticipate the traffic in front of you. Obviously over the course of a year to get thos figures you would need to make sure you had no lapses in concentration on the road, which is quite difficult to do 100% of the time, but those quoted figures can be done.

  6. Vote -1 Vote +1Shak
    says:

    I reckon Merc should keep some of their legendary NA engines. At least in the AMG’s. Its good that they care for the environment and emissions and all that, but some of us still want that blood curdling sound when we put our foot down. I know id rather that than some econo-box vaccum sound.

  7. Vote -1 Vote +1Deco
    says:

    I knew the day would come, but I hoped it never would.

    Long live the NA engine =[.

  8. Vote -1 Vote +1Peter
    says:

    Anyone know why they arent using the superchargers? Is it coz they use more juice?

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