
The most common problems with the catalyst
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Metal elements – what they are, what they are made of, what most often have manufacturing defects, where are they used
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Exhaust gas recirculation in diesel engines
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Gaskets – what is it, types of gaskets (position and material), what are they for
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Bolts, nuts, pins, washers, bushings, clamps – which no car repair shop can do without
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