Features 1. Replaces part numbers for reference: 18-3084, 47-F40065-2. 2. 10-blade water pump impeller compatible with Chrysler/Force 2-stroke 35hp, 45hp, and 55hp outboard motors. 3. Constructed from durable neoprene material with high hardness and toughness, resistant to deformation. 4. Easy to install; direct replacement for worn or damaged units. 5. Designed to meet original equipment specifications with strict factory-level quality control. Specification Item Type: Water Pump Impeller Material: Neoprene, Nylon Replaces Part Number: 18-3084, 47-F40065-2 Number of Blades: 10 Depth / Height / Width: Approx. 14.68mm / 0.58in External Impeller Diameter: Approx. 57.26mm / 2.3in Internal Shaft Insert / Hub Diameter: Approx. 16mm / 0.63in Fitment Compatible with Chrysler/Force 2-stroke outboard motors Fits 35hp models from 1972–1982 Fits 45hp models from 1972–1982 Fits 55hp models from 1976–1982 Fits Chrysler 35HP/45HP models Fits Chrysler 55HP models (554 through 559HA, HD) Package List 1 x Water Pump Impeller