70 71 72 Skylark GS Trunk Torsion Rods--- good pair of used trunklid "springs" --$85 plus shipping from CT 06410 Real GM quality and fit Call 203-651-9990 or email ros6872@hotmail.com I have lots of nice used 70-72 Skylark GS parts-- please contact me with needs : www.ros6872parts.com Thanks for looking!
The ends (or the hinges) must be different too as the installation/removal tool I made decades ago (copy of the Kent-Moore J-tool) I recently found out wouldn't work on a convertible.