Let's see if I can put a picture in words. An alt is larger diameter right behind the belt pulley then tapers off to a cylinder shape while a gen is the same size front to back.
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derf
No matter where you go,there you are.
My post are my opinion of what has worked for me but are not the gospel  What I post is what I do on my cars. I am here to try and help not to impress or boast
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