Eatons tecomaster chainsaw

[camel2019]

I have a eatons tecomaster chainsaw that I’d like to switch from 7/16 chain to .404. I believe this is a mono 65 that was rebadged for eatons department store has a AH58.

 

[camel2019]

I found a new in package David Bradley clutch would this work possibly?

 

[camel2019]

Anyone have a David Bradley 5-d,6d-20,44d or 758d they could measure the clutch bell on or one of the Sears equivalents