Re: !956 Power window electric motor

Posted by HH56 On 2016/3/3 21:45:28
I don't believe the 9 tooth was ever a valid option. There was a poster a couple of years ago that mentioned that he thought a Ford 9 tooth motor would work but don't believe it was verified at the time. I took one apart a few weeks ago when this subject came up again and found a 6 tooth pinion which was confirmed by the poster needing the motor. What I found is the original motor has fairly sharp tips on the pinion teeth compared to modern 6 tooth pinions and the two won't mesh well.

What I am wondering now is how hard or expensive would it be to CNC a pinion that could be swapped into a modern aftermarket motor. That appears to be a possibility on the motor I picked up to try because the pinion looks like it slides into a large nylon worm gear. Might even be able to make an extension pinion with a collar that would just slide over the aftermarket pinion and use a couple of setscrews to attach the thing. Making an adapter plate to mount the different motor screw positions to use the original screw holes doesn't look difficult. Relays are not expensive and the whole thing could be done as a bolt on kit.

Question to answer would be is it worth the trouble and could it be done at less cost than NOS motors or are there plenty of old motors still available and just bite the bullet.

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