Does anybody no if a new style blower motor will fit in the old style alu. mount, I no about the regulator upgrade. Just want to no if it is the same, shaft length and diameter. My regulator is good found a bosch new style replacement motor I wanted to retrofit this new motor to the old unit, or does anybody no where I can get an old style motor itself. Thanks for any help

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84 300 Turbo / 320,000
96 E300 D / 55,000