i have a 88 ford bronco wiper motor, and trying to use it as a rod spinner, and the wiper has four wirs -white-blue-red-black, i can hook the whit to pos battery and works but how would i get it to go faster, kinda slow, can the other wirs be hook up so how to get it faster as it was in the truck, this motor has a relay- and two speeds semm to be in the slow speed. any help would be thankful
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