Home › Forum › Ask A Member › Thor opposed 2 cyl. › Re: Thor opposed 2 cyl.
December 31, 2016 at 8:58 pm
#50033
The pre Kiekhaefer Thors used mixing valves. That’s why some of the first Kiekhaefer ’39 motors came with carbs while some were still using up the old stock of mixing valves. The rounded skeg appeared in ’38.