What year v-max? I know if it is a v-max 4 they are really have and suck a good amount of gas. My buddie has a 1994 Yamaha V-Max 4 800 with 244 picks and 4 bender pipes, Also if you did not know the v-max 4's are 4 cylindered.
~I'm a Boondocking, Ditch-Banging, Drift Bustin, Powder Carving, Trail Riding fool~