Race Online

[Gimpymoo]

http://store.steampowered.com/app/355010

Dive into the vast world of retro motorsport racing. Multiple game modes, diverse vehicles, hundreds of tracks, online and local multiplayer for up to 6 players, single player and super smooth gameplay guarantees a thrilling racing game. Finally, make your own race tracks with the included track editor!

Online Multiplayer is incoming.

I spent MANY hours on Supersprint in the Arcades and on my Spectrum.

The track editor looks positive.

Also has Workshop support.

Will take a punt me thinks.