your gonna need 2 drivers ones...id just buy a new set for a fox not 2 expensive and would save frustration and for 28 spline not much more expensive and stronger just a heads up if not if i see any ill let u know
talk to dmc jason on here always gives the best prices...http://www.latemodelrestoration.com/products/Mustang-Axles-And-Half-Shafts heres a few your 28 spline but u can look around jegs has some cheap