Mercedes-Benz M281 engine

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Mercedes-Benz M281
Petrol

The M281 is a straight-three petrol engine produced by Mercedes-Benz since 2014.

Design

The M281 uses an aluminium alloy cylinder block and head, and features a

dual overhead camshaft with 4 valves per cylinder.[1] It is transversely mounted and is available in three configurations: naturally aspirated with 45 kW (60 hp) or 53 kW (71 hp), or as a turbocharged 66 kW (89 hp) version.[2][3] These engines are used in Smart, Renault, Nissan, and Dacia models due to Daimler A.G.'s involvement in the Renault–Nissan–Mitsubishi Alliance since 2010.[4]

Models

Engine Displacement Power Torque Years
M281 E10 R 999 cc (61 cu in) 45 kW (60 hp)
at 6,000 rpm
87 N⋅m (64 lb⋅ft)
at 3,500 rpm
2014–
M281 E10 52 kW (70 hp)
at 6,000 rpm
91 N⋅m (67 lb⋅ft)
at 2,850 rpm
M281 E09 LA
turbocharged
898 cc (55 cu in) 66 kW (89 hp)
at 5,500 rpm
135 N⋅m (100 lb⋅ft)
at 2,500 rpm

M281 E10 R

M281 E10 (Nissan HR10DE/Renault H4D)

M281 E09 LA (Nissan HR09DET/Renault H4Bt)

References

  1. ^ "M281 - OE-Teile-Shop Austria". oe-autoteile-shop.com. Retrieved 2018-07-03.
  2. ^ "Introduction of the New smart Model Series 453 smartfortwo coupé/smart forfour" (PDF). www.evilution.co.uk. Retrieved 2018-07-03.
  3. ^ "SMART 453 Series Introduction Into Service Manual (Page 45 of 122)". www.manualslib.com. Retrieved 2018-07-03.
  4. ^ "Renault, Nissan and Daimler sign up for green car-share deal". The Independent. Archived from the original on 2022-05-12. Retrieved 2018-07-03.