This concept was for FCJ (Formula Challenge Japan). However, this proposal was not adopted. The chassis of Formula Renault is used now.
<SPEC>
Wheel Base: 2600mm
Front Tread: 1450mm
Rear Tread :1400mm
Weight: 460kg
G.C Height: 280mm
Monocoque: Carbon composites + Aluminum honeycomb
NoseBox: Carbon composites + Aluminum honeycomb
Body Work: CFRP
Under Tray: Stepped bottom + Diffuser
Wing: (Fr/Rr)Carbon composites(adjustable)
Suspension: (Fr/Rr) Double wishbone + Push rod, lnboard damper / SpringDamper2way adjustable
Brake: 4pod caliper + Ventilated discTyre / WheelFCJ tyre + Aluminum cast wheel
Transmission: Hewland JFR 5 speed sequential
Engine: 2lt､4 cylinder in line, Dry sump.(Power: up to 250hp. Torque: 25kg-m)
Safety: Conformity to FIA Latest F-3 standard + α, Side intrusion test
Extractable seats (Optional), Double belt system, Footbox protection
etc.
Data Logger: New generation Wireless logging system (Optional)