ghoastrider1

I have two control arms gotten from a race team here in Indy. I cant fiund the numbers on line. They have new bushing but need a ball joint. Any info helps me. thanks. one saide numbers are S V66000120...T or F 1 The other side has SMV then below that is L10233620. Its hard to read ...even clean.. thanks for the help...,. if they dont fit my 86, but do fit someones vette, you can have thgem free.

WVZR-1

Are the 'flats' on the shaft vertical or horizontal? Early uppers I believe are horizontal/parallel to ground and later '88+ are vertical.