Originally Posted by GlennCMC70
7.33.3 The OEM stock rear lower control arms only may be replaced with "replacement type" aftermarket
control arms. Any aftermarket control arms used must be of fixed OEM length, or adjusted to OEM length
and have jam nuts tack welded or otherwise fixed to maintain the exact suspension geometry of the OEM
control arms they replace. Any spring perch must be of fixed height. The control arms must bolt on using
the OEM factory holes and no cutting, welding or other modifications may be made to the structure of the
car or rear end housing to install these control arms.