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  1. 1964-1974 Tempest/Lemans/GTO Exhaust/Susp/Brakes
    So i broke down and bought a set of QA1 front coilovers with the 450# spring rate. There isnt any other threads that i can find relating to my inquire other than one from 2018 that mentions rates, but the answer is to vague to make a judgement call. Is 450# sufficient for a stock 400 with PS/AC...
  2. Drive train, suspension, alignment and brakes.
    Hi everybody I need to know the front-end weight of my 1970 GTO conv 455HO/TH400, so I can order the right Coilovers. I have asked the supplier but was told to have it weighed, which is not an option since it is disassembled. I was thinking a set of QA1 Pro Coil Over System, but I need to enter...
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