Description 101.6 cm3/r (6.20 in3/r) Displacement20 GPM Continuous Flow (25 GPM Inter)742 RPM Maximum Speed2,630 in-lbs Continuous Torque (3,950 in-lbs Inter)2-Bolt Flange Mount1.25" Keyed Shaft with 3/16"-16 Threaded Hole in Shaft End#10 ORB Ports#4 ORB Case Drain PortStandard Seals Genuine Char Lynn 104-1023