Číslo dílu: F4-04090001A (PAF4-04090001A)
Díl se používá pro modely motorů: Parsun F4/F5, F5A/F6A, F8/F9.8
Valve B forms part of the internal fuel-flow valve arrangement in the Parsun pump.
It sits against the pump shell, with valve A and the limiting plate on its diaphragm-facing side.
The valve arrangement controls flow as the pump diaphragm cycles.