Mercedes-Benz M271 engine
Template:Infobox automobile engine The Mercedes-Benz M271 engine is a straight-4 automobile piston engine family used in the 2000s (decade).
All M271 engines are built in Untertürkheim, Germany. The family has a cast aluminium engine block and aluminium DOHC cylinder heads with 4 valves per cylinder and variable valve timing and a coil-on-plug ignition system.
KE18 ML (271.9XX)
The KE18 ML is a Script error: No such module "convert". version. Bore and stroke is Script error: No such module "convert".. Output ranges from Script error: No such module "convert". at 5200 rpm to Script error: No such module "convert". at 5800 rpm.
It uses sequential fuel injection, is supercharged and intercooled, and features fracture-split forged steel connecting rods. A version running on natural gas was introduced in the German market in 2002.
Applications:[1]
- 2002 CLK 200 Kompressor (W209)
- 2002 C 180 Kompressor, C 200 Kompressor, C 230 Kompressor (W203)
- 2002 C 180 Kompressor SportCoupé, C 200 Kompressor SportCoupé (CL203)
- 2004–2006 C 160 SportCoupé (CL203)[2]
- 2002 E 200 Kompressor (W211)
- 2004 E 200 NGT (bi-fuel - gasoline + natural gas) (W211)
- 2004 SLK 200 Kompressor (R171)
- 2007 C 180 Kompressor, C 200 Kompressor (W204)
- 2008 CLC 180 Kompressor, CLC 200 Kompressor (CL203)
DE18 ML (271.942)
This engine had the same dimensions as E18 ML and almost the same features including a supercharger, but used CGI (Stratified Charged Gasoline Injection) gasoline direct injection. It has been produced since 2003 in only one version, with an output of Script error: No such module "convert". at 5300 rpm. The production ceased in 2005.
Applications:[3]
- 2003 C 200 CGI SportCoupé (CL203)
- 2003 C 200 CGI (W203)
- 2003 CLK 200 CGI (C209)
KE16 ML (271.910)
The KE16 ML is a Script error: No such module "convert". version introduced in 2008. Bore and stroke is Script error: No such module "convert".. It shares the same features with the KE18ML version, like supercharger and multi-point fuel injection. Output ranges from Script error: No such module "convert". at 5000 rpm to Script error: No such module "convert". at 5200 rpm.
Applications:[4]
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DE18 LA (M271Evo, 271.8XX)
This is the last version of M271 engine family. Dimensions are the same as E18 ML and DE18 ML, but the supercharger has been replaced with a turbocharger; like the DE18 ML it uses the CGI (Stratified Charged Gasoline Injection) gasoline direct injection. Output ranges from Script error: No such module "convert". at 5200 rpm to Script error: No such module "convert". at 5500 rpm.
Applications:[5]
- 2009–2013 C 180 CGI, C 200 CGI, C 250 CGI (W204)
- 2009–2013 E 200 CGI, E 250 CGI (W212)
- 2010–2013 E 200 CGI (C207)
- 2009–2013 E 250 CGI (C207)
- 2011–2015 SLK 200, SLK 250 (R172)
Other uses
The engine in 2.0-litre naturally aspirated form is used by German automotive company HWA Team as the basis for a Mercedes-Benz motor racing engine and has been the engine used widely in Formula 3 motor racing powering championship winning drivers across Europe and further afield.[6]
See also
References
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