I had a V-Strom 650 for a bit, same engine as the SV.
17/41 is perfect. It doesn't like <3k in 5th and 6th, and <2k in 3rd and 4th is pushing a bit, (due to the low cylinder count), but the results speak for themselves:
https://ecomodder.com/forum/em-fuel-...vehicleid=9131