1. 

   CharlieY Well-Known Member

   Its a 180 crank, similar to the 350.

    

   CharlieY, Aug 31, 2015

   #101
2. 

   drgonzo Well-Known Member

   Some early 450s, like the Black Bomber were 360 degree cranks. I'm not sure when they made the change to 180 cranks.
   I think there were very few 360 cranks.

    

   Last edited: Aug 31, 2015

   drgonzo, Aug 31, 2015

   #102

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