Holley Fuel Cell EFI Pump Module Assembly 12 Bolt Flange. Designed to work on high boosted race cars as well as your daily driven weekend endurance car, these pumps work with gasoline, methanol, and E-85* (Compatible for methanol and E85 for competitive drag race use only- when draining and flushing after each race event) and can maintain pressures of 130 PSI and up to 335 GPH flow. The pumps include a 2 step controller for pump speed control. The pumps can be ran in one of two different speeds. A low speed control for low fuel consumption requirements or at full speed for high fuel consumption requirements. The VR2 includes (2) controllers for precise control of both pumps independently of each other. Both the VR1 and VR2 pumps are proven for 18.5V compatibility. **At 13.8V