Originally Posted by Kip's41
If I hook the starter up with a Negative ground will it spin backwards ??

Since the current flow in the armature and the field coils is reversed in both of them, the direction of rotation doesn't change. The only starters I know that will spin backwards are the new design permanent-magnet models, and reverse polarity will barbecue the electrical system long before anybody could hit the starter switch.
Jerry

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