Quote:
Originally Posted by special-K
before '71 the C/30s gad 7/16" studs and flat backed castle looking nuts. There is no bevel in the wheel. That's why the lug nuts are reversed. On the disc brake trucks they have 9/16"
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As I'm researching this some,
Is it not correct that these have 1/2-20 studs;
Not 7/16.
My reading suggests 1/2-20 up to 1970;
Then 9/16-18 studs from 1971 forward?