The 63-67 Corvette Parts Source 1-800-466-6367
64,65,66 1st design = 47-18B Park brake Lever
Chevy release Service Bulletin tsb #66-59 High Parking Brake Application was issued on May 4, 1966 to instruct dealers to modify the emergency brake bracket and install new lever -
--- This is the 2nd design lever =
started appearing in production around april 66 on...
(they look very similar but there are differerences in the dimensions of the part.)
you must modify existing frame emergency brake bracket to install new lever
2nd design lever will come with copy of tech bulletin with modify
(see instruct here (pdf))
We have no info/advice on this other than the bulletin provided. - modify at your own risk.
For Over 35 years, We are the 63-67 Corvette Parts Source /parts only for 63-67Corvettes