Impeller Kit Replaces Sherwood 17000K Johnson 09-704BT-1 New Impeller Kit Includes Impeller , O-ring , Key Retention Plug, and Keys Replaces Sherwood 17000K-SHW , Jabsco 18958-0001-P , Johnson 09-704BT-1 Replaces: John Deere RE49896 , Cummins 3802444 , 3897337 , 3916852 , 3925236 , 6CTA8.3M , Caterpillar 1W5664 , 7E0321 Threaded for use with puller