Designed to work in conjunction with the low pressure fuel circuit, to reintroduce fuel back up to the fuel line after maintenance. Clear pipes allow visual detection of any air within the fuel system or being inadvertently drawn into the fuel line. Model has a valve to work in conjunction with Ford IDS diagnostic equipment, allowing the vacuum to be monitored. Features: • Designed to work in conjunction with the low pressure fuel circuit, to reintroduce fuel back up to the fuel line after maintenance • Clear pipes allow visual detection of any air within the fuel system or being inadvertently drawn into the fuel line • Includes a valve to work in conjunction with Ford IDS diagnostic equipment, allowing the vacuum to be monitored Specifications: Guarantee:1 Year Model Number: VS552