Kart racing https://www.k1speed.com/ http://lemanskarting.com/ https://www.gokartracer.com/55-2/burlingame/ http://simracewaydrivingschool.com/programs-experiences/go-karting/
Free go kart plans. Download a PDF of the plans to build a two seat go kart from scratch. Shows how to build the frame, paint, and get a go kart parts kit.
v8 powered adult go kart built by LoveFab Inc - Promoted by The Fab Forums
Build A Go-Kart - DIY
custom kart chassis - wow - how it should be
Commercial Go-Kart, Ours looked similar.
Baby Clothes Ideas / DIY <3
Cheap, Fun, and Fast: You’re Going to Want a Cyclekart - Petrolicious
Cross Kart & Other Mini Fun
Free Go Kart Frames | good place to start - DIY Go Kart Forum
Projects to Try
Off-Road Racing Classifieds | RDC | Extreme Baja Kart