330 Series Pump Left Ccw Rotation Tandem Unit 2 Stages Sae 2/4 Bolt B Sec 7/8-13 Spline Shaft With OB Bearing First Stage 2 Gear Width Bearing Carrier Orb #20 Inlet Port Orb #20 Outlet Port Second Stage 2 Gear Width Port End Cover Blank Rear Inlet Port Blank Rear Outlet Port Orb #20 Side Inlet Port Orb #20 Side Outlet Port Extended Studs Bottom