I think the F-body maggie kit lowers the front cradle 1/4 to 1/2" and uses the non intercooled Corvette (97-00) setup (that's a rough guess). So it would take quite a bit of changes to get a GTO setup to work especially since it uses the intercooled setup let alone the different positioning.
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69 Z28 JL8 4 wheel disc brakes - being restored
09 Silverado Z71
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