[DanEC]

Originally Posted by cobrarkc

That is not necessarily true, Contemporary Cobras have a Watts set up for the Jag rear.
Acton Enterprises sells this conversion.
https://www.actoncustom.com/products...r-contemporary

An ERA rear suspension set up is different than Contemporary’s suspension setup. An ERA has radius or trailing arms to locate the outboard hubs which a stock Contemporary suspension lacks and that kit is intended to fix that. Not needed on an ERA.