Performante is already done and median only requires weight values
See enginevalues.txt or whatever its called

Transmission sounds also need a rework, sounds are already in place as of 1279c29

All engines should be up to spec as of 92c4831, any that arent are just gonna have to have missing engine sounds or less advanced startup/idle functions unless someone wants to report or fix them.

More VMs for manuals

VMs did not function properly, will either be moved to vehicles or will be left alone.