"V2: Vertical Velocity (Great America)"@en . . "V2: Vertical Velocity is an impulse roller coaster located at Six Flags Great America. There's another impulse coaster under the same name at Six Flags Discovery Kingdom."@en . . . "Twisted Impulse roller coaster"@en . . . . . "630.0"^^ . "Inverted - Launched - Shuttle"@en . . . . . . "70.0"^^ . "Intamin"@en . "185.0"^^ . . . . . . . . . . . "V2: Vertical Velocity is an impulse roller coaster located at Six Flags Great America. There's another impulse coaster under the same name at Six Flags Discovery Kingdom."@en . . . .