Mercedes-Benz_M152_engine

Mercedes-Benz M152 engine

Mercedes-Benz M152 engine

Reciprocating internal combustion engine

The M152 is a V8 engine produced by Mercedes-Benz from 2012 to 2015.

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Design

The M152 is essentially a naturally aspirated variant of the M157 engine but has been revised by AMG.[1] It has the same bore and a stroke of 98 mm × 90.5 mm (3.86 in × 3.56 in) as the M157 but with a higher 12.6:1 compression ratio.[2] Compared to its predecessor, the M152 features new cylinder heads, intake manifold, and lubrication system. It also now has direct injection, and Cylinder deactivation.[3]

Models

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M152 DE55

References

  1. [1]
    "Mercedes highlights the 5.5-liter V8 in the SLK 55 AMG [video]". Motor1.com. Retrieved 2018-07-29.
  2. [2]
    "Mercedes-Benz details new variable-displacement V8 for SLK55 AMG". Autoblog. Retrieved 2018-07-29.
  3. [3]
    "Mercedes-AMG brings cylinder deactivation to 5.5L V8; 30% reduction in fuel consumption". Green Car Congress. Retrieved 2018-07-29.
  4. [4]
    "2012 Mercedes-Benz SLK55 AMG". Car and Driver. Retrieved 2018-07-29.
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