1/43 Dirt Late Model Slot Car

See also my 1/32 version of this car:
https://www.thingiverse.com/thing:3415449

Dirt late model body and chassis for 1/43 slot car racing. I designed the parts with Autodesk Inventor and Fusion 360 using my above 'thing' as a starting point.

The chassis uses a standard FC-130 motor (scalextric can motor) and 3/32 double flange axle bushings. On the rear I chose to use 15x8 wheels modeled after hubless CB Design wheels, and on the front I am using 14x6. The printed wheels are okay, but