Application: F6B-9 V8 Pumps; several Indar Monsoon models: 320HP, 325HP, 330HP, 335HP, 340HP, and 350HP (featured in Moomba and Tige); part numbers 3588914, 3584350, 21213664, 3593660, 2123664, and 3841696. Replacement pump impeller numbers 21951354, 3842786, 21213664, and 21951352. Fitment: Inboard 09-812B, 09-812B-1, CEF Inboard 500124, Inboard 7136, Inboard 119773-42600, DJ Pump Inboard 09-105-1201, Inboard 18-3306, Inboard 6TA-12457-00, Inboard 13554-0001, 13554-0001-P, Indmar Inboard S685007. Drive type: Spline Drive. Product Specifications: Materials: ABS; Color: Black; Number of Blades: 12; External Diameter: 57.00 mm 2.24 inch; Internal Diameter: 16.00 mm 0.63 inch; Shaft Depth: 48.20 mm 1.90 inch. Package Contents: 1x Impeller Repair Kit. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement may vary by +- 1-3 cm.