On the rear on the engine, drivers side(USA).

Timing can't be changed, pre-set program in the ignition module (EZL)

Incorrect installation of the ring gear will result in the timing being 35deg advanced OR retarded!

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MERCEDES Benz Master Guild Technician (6 TIMES)
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190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
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