Sdv40-A88A-Sv7-Sva7-Tr88 Inlet Sae 16 Ports At Side & Top With Mrv Installed Preset At 2000Psi 1St Section S/A Cylinder Spool Metering Air Shift Spring Return Sae 12 Ports2Nd Section S/A Cylinder Spool On/Off Air Shift Spring Return Sae 12 Ports Outlet Sae 16