m271

  1. R

    What will fail in my M271 w203

    It looks like I'll be keeping the C Class for the foreseeable and might be joining the high mileage club that some of you enjoy! My car has done 75,000 miles with no issues and is properly serviced outside of dealership network. So the question is what will fail, what causes breakdowns (I've...
  2. T

    M271 common engine fault?

    Hi, I've recently bought a 2003 230 kompressor with 41 k on the clock, and it seems i have a problem. On tickover and in the"Park" position (but not in "drive" strangely enough:crazy: ) after about 30 seconds my car starts missing slightly on cylinder number 2- enough to trigger the engine...
  3. J

    M271 C180k v C200k

    I'm in the middle of changing an engine on a C200 K (2007 model). I know the C200k is slightly faster than the C180k am I right in thinking the gains are from the ECU / Kompressor? Basically, what I would like to know is can I use the engine block from a C180k (2005 model) on my C200k (2007...
  4. J

    Engine M271

    Hi, I am looking for a second hand engine for a Mercedes C200 Kompressor Auto, 2007 model. Engine number 271940 Believe these are some of the later engines in the C class and CLK. Any help would be much appreciated. Thanks
  5. T

    M271: hole in piston

    Looks like I'm getting a used M271 with 3600 kms to replace my engine. Had a mis-fire, no compression on cylinder #3, found out it was due to a chuck of the piston that had broken off the side, scoring the wall. Not sure what may have caused this, it could have been several things. My car...
  6. T

    M271 - cylinder head issue on early builds?

    I have read that the early builds of the M271 suffer from a cylinder head problem that causes compression problems. This is due to exhaust valves sticking, guides/springs wearing, and carbon build up. The fix is a new cylinder head. I have read that the exhaust valve on the new head is smaller...
  7. T

    M271 Secondary Injection Air Valve

    Does anyone know where this is? I'm getting a P0410 code that's related to it, and terrible gas mileage for the first 1-3 mins of idle, when this valve is supposed to be open.
  8. K

    M271 Engine Top End parts

    I have the following top end engine parts for the M271 Engine fitted in these models W203 180K,200K,230K W209 200K,230K W211 200K,230K W171 200K,230K 8 INLET VALVES P/N A 271 053 00 01 8 EXHAUST VALVES P/N A 271 050 04 27 8 VALVE STEM SEALS P/N A 612 050 00 58 4 GASKETS P/N A 271 141 08...
  9. R/T.E49

    M271 engine parts

    I have a bunch of 271 engine bits here that have to go! All genuine Mercedes Parts, All new and still in bags. 8 exhaust valves 8 inlet valves 1 tappet cover gasket 8 valve stem seals 4 intake manifold gaskets(one set) 4 spark plug recess seals Worth quite a bit of £££! £50 collection only. PM...
  10. T

    M271 - cam harness cable part #?

    The cam magent sensors have been leaking on my M271 and I'll like to buy the cable that isolates them from the engine harness. I found posts that state the part # starts with A271... yet what's the entire part #?
  11. R

    M271 Engine covers

    Mines got the grey one, Tilly has got the black one. What have you other M271 users got?
  12. R

    M271 Engine tuning

    Here comes a long story. As you know I bought a C180 K in January and it has the M271 engine. This engine comes in three guises a C180 with 143bhp, C200 163bhp and a C230 193bhp.Obviously the aim was to get from 143bhp to 193 bhp as cheaply as possible. I spoke to Brabus who can send my...
  13. M

    C180K, C200K conversion to C230K with M271 series 240, 246, 248

    After many hours of sifting through the data and checking 6 VINS against each other I can suggest the following findings about the M271. * If the engine is 2005 spec then it will be specially upgraded already with low noise parts that were recently introduced. * In all M271 2005 the 5...
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