2005 Yamaha 250 VMAX 3.3 L

[Bad Influence]

Dont want to write a biography .Wil make it short .Ran fine Than had issues on Startng replaced VST fuel and Cannister filters than tried to start Refuses to ignite black smoke coming out of the exhaust Almost drained battery
Remove plugs ...6 costed black carbon powder and 2 wet spark plug

[rodbolt17]

did you check the fuel pumps?