The original 1971 A/FX chassis utilized an updated version of the existing pancake motor design of Aurora's "Thunderjet 500" line, popular in the 1960s.

AFX "Magna-Traction" cars remained popular from their release in 1974 throughout 1983, even after faster chassis designs were introduced in house and by Tyco.

Improvements in the form of add-ons to the still popular Magna-Traction chassis, the Magna-Sonic sound box and an overhead light flasher for police cars, were also initiated.

[3] Revson's untimely death in 1974 forced Aurora to cover his image with a sticker on already produced boxed sets.

[4] Aurora released only one licensed track set in 1982, when they partnered with the popular Fall Guy TV show.