BMW E90 Valvetronic Motor Replacement | E91, E92, E93 ...
The Valvetronic motor is used on BMW E90 models with a normally aspirated engine. It is responsible for actuating an eccentric shaft that adjusts intake valve lift.BMW E30 E36 Convertible Top Repair and Adjustment | 3 ...
The BMW convertible top is one of the most complicated systems on the car. While some problems are easy to fix, others can definitely be a hassle.
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