I am in need of help

44o gts dart said

I was going by my notes from here,,,,View attachment 1715898777

View attachment 1715898776

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Interesting, I’ll need to check my parts book later today. I do know that the 383 used an 11” converter while the 440 used a 12” converter. That’s the first thing that we changed on our 440’s back in the day.