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5.5 BITURBO AMG V8 in depth look.

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Old 03-05-2012, 09:20 PM
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2009 CLS63 AMG
Originally Posted by c32AMG-DTM
Adding boost doesn't typically work quite like that. Compressor efficiency trails off, IATs rise, etc... so there are diminishing returns to some degree when you keep adding boost.

The M157 is a monster of an engine, no doubt.
ahhh i see, what about keeping the waste gate closed for a bit longer?
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Old 03-05-2012, 09:37 PM
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08 C63 AMG, 07 Jeep GC SRT-8
Originally Posted by hhughes1

Now a new Black Series with the motor sitting lower, dry sump, 565hp and a true DCT would be a game changer and well worth $125,000+

Amen. It would be in my garage.
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Old 03-05-2012, 10:33 PM
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C63 AMG
Originally Posted by AlphaSRT-8
Amen. It would be in my garage.
+1 to that
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Old 03-06-2012, 09:02 AM
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2012 C63;1971 280SE 3.5(Sold);2023 EQS 450 SUV 4 Matic (Wife's)
Originally Posted by Saeedg48
ahhh i see, what about keeping the waste gate closed for a bit longer?
That is how you add boost. If you don't change other components then inefficiencies can start to creep in.
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Old 03-06-2012, 10:39 AM
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Cars.
If MB had killed off the 6.2L, it would probably cost them too much to make. The C63 helps keep the engine a mass produced engine.
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