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  1. Spider - 105 & 115 Series (1966-1994)
    I have been researching the hei ignition module used with the Marelliplex distributor. The module was designed by GM and is used in a GM distributor with a built-in coil. It appears that GM does not use a resistor in their rotor. I would think that if the goal was to get as much energy to the...
  2. Electrical, Chassis & Lighting
    BB, Granted this is not a fair comparison, but I wanted to compare the two. I just got the MSD setup and wanted to test it. It is a MSD 6AL-2 using a MSD Blaster SS coil. The Marelli Plex is using the Marelli coil and the original module. Both are being triggered by a Marelli distributor...
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