question regarding 5.5 engine - Mercedes-Benz Forum

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post #1 of 2 (permalink) Old 11-08-2010, 03:42 AM Thread Starter
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Date registered: Sep 2009
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question regarding 5.5 engine

who makes the 5.5 ltr engine in the clk550? MB OR AMG? I had an 01 clk55 that had an AMG 342 hp-the clk550 has 382 hp
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post #2 of 2 (permalink) Old 11-08-2010, 07:35 AM
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Date registered: May 2005
Vehicle: '07 GL320CDI
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The M273 in your car is a vanilla Mercedes engine, about to be replaced.

The "55" AMG engine is based on the older 3-valve M113.

Only cars with AMG engines will have AMG all over them and either "55" or "63" in the model name.

Kent Christensen
'07 GL320CDI
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