The M54 engine has the following models, namely, M54B22, M54B25, M54B30, and S54B32. From 2006, the M54 engine installed in the Z4 was replaced by the N52 engine. The M54 engine installed in the models Z4 2.5L, 2.2L and 3.0L respectively from 2002 – 2005. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of. There was no (TU) technical update version of the M54 manufactured therefore the engine specifications remained the same throughout its seven-year production. The M54 uses an aluminum cylinder head and aluminum block with cast-iron cylinder liners and, like the M52TU, the M54 features Variable valve timing to both camshafts (called “DISA” by BMW) a dual length intake manifold and (called dual VANOS by BMW). The M54 was first introduced with 3-liters of displacement and 170 kW fulfilling the exhaust emission limits of ULEV (Ultra Low Emission Vehicles) and D4. The cylinder head and crankcase are made of aluminum. The M54 engines have a camshaft adjustment for the outlet and inlet side. It is the further development of the BMW M52 and was replaced in 2004 by the BMW N52. This is a series of inline 6-cylinder engines with 4-valves technology which made its debut in 2000. In 20, the M54 topped the Ward’s 10 Best Engines list. In 2004 the M54 engine started to be phased out after the introduction of the BMW N52 engine. It was released in the BMW E53 X5 as a replacement for the BMW M52 engine. The BMW M54 is an inline straight-6 petrol engine produced from 2000 to 2006.
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