Sure anything is possible with a little ingenuity - Yamaha parts especially older models can be swaped without too much fuss.
82.00 HP (59.9 kW)) @ 9000 RPM
1 down,nuetral, 2,3,4,5 up
Follow the cable down to a reservoir adjacent to the steering head.
ou probably have a bad side stand safety switchY
it's behind the right suspension bar. it's a black allen tip.
If it's a 1981-83 with BP7ES NGK spark Plug use a 0.032 inch gap.
750 multiplied by 650 is 487,500
20w-40 sae.. just looked at my owners manual..or on a colder days use 10w30 sae. the manual also says that.
Not sure exactly what the bike looks like, but I have an XV920 Yamaha that had a square headlight and digital dash and swapped it for a 750 Virago round headlight and a 77 750 triple speedo. Anything is possible if you got tools and some imagination.
The Filter is inside the round cap at the lower front of the motor. The drain plug is right below that. I usually remove the filter first and the remove the drain plug
the Yamaha symbol underneath your headlight is your fuse box, remove the two screws and there they are. there are also some relays underneath your seat if you havn't already found those.
1990 Yamaha Virago 750 is 55 hp.