P1 Learn with NEC Engine How a combustion engine breathes, burns and pushes. P2 Learn with NEC Transmission Gearboxes, clutches and differentials: how power reaches the road. P3 Learn with NEC Suspension & Chassis What keeps the car planted, stiff and where it should be. P4 Learn with NEC Tyres & Dynamics Four rubber contact patches and everything that happens on them. P5 Learn with NEC Aerodynamics Air as the enemy and as the ally. P6 Learn with NEC Electronics & Control ECUs, sensors and the systems that run the car.