Olds rocket fly wheel

How can u distinguish between fine and course tooth on the fly wheel?

 

no it has nothing to do with voltage

 

145 tooth where 6volt
and 176 tooth are 12volt.....

I have 12 volt mini starters for either one... Just need to know which one when ordering.

Tony

 

Well i ment the flywheel but it looks like Ross Racing answerd the question thanks for the help i guess i should of asked u first.