[Tom '74 911]

I built one a few years ago for myself.... errr for my kids I mean. Pretty simple and seriously fun, especially in the snow.

I'm didn't google shadow chassis, so not sure how serious a kart you're thinking. Mine is very NOT serious, just fun...

http://forums.pelicanparts.com/off-topic-discussions/565518-building-go-kart-geometry-questions.html