Sdv70-A98Ah-Sb8-Hsv801(2300)-Hmb83(2500)9-Tr99 Inlet Sae 20 Port At Side & Sae 16 Port At Top With Hmrv Installed Preset At 3000Psi, Adjustable From 2000-3500Psi. 1St Section, S/A Cylinder Spool, 3 Pos Detent, Sae 16 Ports. 2Nd Section, Hi-Boy, S/A, Cylinder Spool, Meteringair Shift, Sae 16 Ports, Port B Relief With Anti-Cavitation. 3Rd Section, D/A, Motor Spool, 3 Pos Detent, Sae 16 Ports, Port A Relief Preset At 2500Spi, Port B Plugged. Outlet Sae 20 Ports At Side & Top.