Post
by G-Man » Mon Jul 27, 2015 11:31 pm
Yes 'positive Earth' systems were "the thing" in those days and the positive earth Zeners were mch more common.
I think it was for corrosion reasons ....
G
'60 C77 '60 C72 '62 C72 Dream '63 CL72
'61 CB72 '64 CB77 '65 CB160
'66 Matchless 350 '67 CL77
'67 S90 '77 CB400F