2020 V167 GLE




"The refiring of its new 3.0-liter inline-six, which goes virtually unnoticed in stop-start operation, is likely the Mercedes-Benz CLS450'S most endearing quality. Yet the seamlessness of this most casual of operations is but a prelude to the engine's full performance. It is a sweetheart of a thing: part fluid, intuitive response; part effortless motivator of steel and aluminum. Some cars have reactors under their hoods. Some simply have engines. This one has a just-right selection of bits that move in facile unity to get you where you want to go. We're not idle flatterers of every new engine, but this one - this return to six in a row for Mercedes is something genuinely special.
The electrified mill [see "Meet the New Six: Mercedes' M256"] delivers follow-your-foot response from just off idle to deep into its midrange. The torque mesa rises at an early 1600 rpm and doesn't descend until 4000. But even at its 6250- rpm redline, the new powerplant sings the creamy harmonies of inline-six balance. Peaking at 362 horsepower, it's not a power monger-those who need more can opt for the 429-hp AMG CLS53-but coupled to its nine-speed automatic transmission and 4MATIC all-wheel drive, the six provides sufficient gas-electric shove to allow the CLS450 to reach 60 mph in 4.7 seconds and bust through the quarter-mile in 13.2 seconds at 107 mph. That's 0.3 and 0.4 second quicker, respectively, than the 2018 E400 4MATIC coupe we recently tested, which was fitted with Benz's 329-hp twin-turbo 3.0-liter V-6."
Last edited by GregW / Oregon; Aug 20, 2018 at 03:25 PM.




"It's been 19 years since Mercedes sold an inline-six in the United States. but that ends with the introduction of the 3.0-liter M256 found in the 362-hp CLS450 and the 429-hp AMG CLS53. The M256 will also appear across the
E-C1ass line and in the AMG GT53 4-Door. Inline-sixes are smoother than V-6s and Mercedes knows this. but manufacturing efficiencies are the biggest factors behind the switch. Because the M256 is part of an engine family
that shares the position of its transmission mounting flange, those engines can be mounted in the same position in various models, saving manufacturing costs.
Both Mercedes' and AMG's versions of the engine use a twin-scroll turbo and are assisted by a 2l-hp, 184-lb-ft motor-generator, which supplies power to and receives it from a 48-volt electrical system. The motor, housed between
the engine and transmission, adds motive force to the powertrain, recharges the battery via regenerative braking, and restarts the engine while sailing and after stop-start events. A O.9-kWh battery stores the juice for both versions
of the engine. The higher-power M256 adds an electric supercharger capable of 6.6 pounds of boost downstream of the turbo. With the electric compressor handling transient-response duties, Mercedes optimized the turbo on the
AMG engine for power at higher engine speeds.
Undersquare dimensions-an 83.0-mm bore and 92.4-mm stroke-coupled with 90.0-mm bore-center spacing produce a relatively short length for a 3.0-liter inline-six. Both variants use an electric water pump and A/Ccompressor,
eliminating the need for an accessory drive, which further shortens the engine to accommodate the added length of the motor-generator. The inline package also saves cost by substantially reducing the total parts count."
Last edited by GregW / Oregon; Aug 19, 2018 at 11:01 AM.
"It's been 19 years since Mercedes sold an inline-six in the United States. but that ends with the introduction of the 3.0-liter M256 found in the 362-hp CLS450 and the 429-hp AMG CLS53. The M256 will also appear across the
E-C1ass line and in the AMG GT53 4-Door. Inline-sixes are smoother than V-6s and Mercedes knows this. but manufacturing efficiencies are the biggest factors behind the switch. Because the M256 is part of an engine family
that shares the position of its transmission mounting flange, those engines can be mounted in the same position in various models, saving manufacturing costs.
Both Mercedes' and AMG's versions of the engine use a twin-scroll turbo and are assisted by a 2l-hp, 184-lb-ft motor-generator, which supplies power to and receives it from a 48-volt electrical system. The motor, housed between
the engine and transmission, adds motive force to the powertrain, recharges the battery via regenerative braking, and restarts the engine while sailing and after stop-start events. A O.9-kWh battery stores the juice for both versions
of the engine. The higher-power M256 adds an electric supercharger capable of 6.6 pounds of boost downstream of the turbo. With the electric compressor handling transient-response duties, Mercedes optimized the turbo on the
AMG engine for power at higher engine speeds.
Undersquare dimensions-an 83.0-mm bore and 92.4-mm stroke-coupled with 90.0-mm bore-center spacing produce a relatively short length for a 3.0-liter inline-six. Both variants use an electric water pump and A/Ccompressor,
eliminating the need for an accessory drive, which further shortens the engine to accommodate the added length of the motor-generator. The inline package also saves cost by substantially reducing the total parts count."








https://www.caranddriver.com/news/ni...des-inline-six




Heres an article from March that looks similar to me!
https://www.caranddriver.com/news/ni...des-inline-six
See also my post #141 that linked to this article.
Last edited by GregW / Oregon; Aug 20, 2018 at 10:00 PM.




https://www.popularmechanics.com/car...engine-return/
Last edited by GregW / Oregon; Aug 22, 2018 at 11:43 AM.
So, if anybody at Mercedes-Benz is listening .... please please bring back the GLE500/550 with the non-AMG V8, even if it's the newer 4.0 litre engine. I'm not a fan of diesel, and I don't want all that AMG madness of a GLE63s, it's just too noisy & aggressive for me, and even in comfort mode it's still a very loud and crazy machine! I just want a nice smooth and quiet V8 for towing and driving satisfaction that the non-AMG V8's seem to provide, and with the Off-Road Engineering Package that you also can't get in a GLE63s.
I know I sound like a broken record, as I've mentioned this numerous times in different threads/posts over the last couple of years. And, I know the days of V8's are dying quickly, but there's still so much demand for the AMG V8's obviously. Why can't they still produce the non-AMG ones?

The Best of Mercedes & AMG








We no longer have a GLE400 here in Aus, or 500 as per my original winge, but the 400 we did have before it was discontinued around 2 years ago was basically just an updated version of the ML/GLE350 V6 petrol (gas) but with a bi-turbo added. It didn't sell well, just like the 500, so I guess that's why MBAuP removed it from our range.
I am quickly realising that my V8 loving days are becoming a thing of the past, unless I want to go AMG and spend heaps more $$$$. Perhaps I'll reach that midlife crisis soon too and buy one. Never say never as they say!
Cheers













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