Sta-Rite Brand 'Dura-Jet' DJ series pump. Sold complete or parts below. 1 to 2.5 horsepower rating , 2 inch threads. Water take-off piping ports may be drilled out to accommodate heat-recovery sytems.Choose horsepower rating in comment line for complete pumps. For 2 speed motors with 3 hp rating, use 1.5 hp impeller. For 2 speed motors with 4 hp rating, use 2.5 hp impeller. main seal is 2 piece press on/push-in. Four through bolts compress O-ring between halves (bolts/nuts/washers not included, re-use old or attain locally). One drain plug threaded, bottom. 48 frame motors only.