Sideways Ford Capri Zakspeed Slot Car. RCSW56 is a model of the Group 5 Ford Capri Zakspeed Turbo. This D&W backed car was driven to victory at the Zolder round of the DRM in 1982 by Klaus Niedzwiedz . The adjustable sidewinder chassis features a separate motor mount fitted with a 20.000 rpm flat 6 motor. Most of the parts are supplied by Slot.it.