2020: Model year updates included aerodynamic enhancements such as a revised front diffuser and an additional rear wing, increasing aerodynamic grip from four to six kilonewtons at speeds over 110 mph. New Gurney flaps, dive planes, and wing endplates were also introduced to allow more fine-tuning of the car’s balance. The naturally aspirated 3.7-liter Ford V6 engine's output was increased to nearly 400 bhp, improving acceleration and overall performance.
2022: Revolution introduced the A-One 500SC, a supercharged variant featuring a 3.5-liter Ford V6 engine producing 500 bhp. This model offers a power-to-weight ratio of 608 bhp per ton, significantly enhancing straight-line performance. The 500SC also incorporated an innovative centrifugal clutch system, eliminating the need for manual clutch engagement during starts and reducing the risk of stalling, improving drivability.
