Sierra 18-3039 Impeller for Mercury Outboard Engine Water Pumps

Part No: SM-18-3039

Sierra Marine impeller 18-3039 is suitable for Mercury engine water pumps. The Sierra impeller is designed to replace the following pump impellers:

- Mercury Marine: 47-39074, 47-65957, 47-89981 and 4959

- Mallory Marine: 9-45305

This engine pump impeller is used in the following outboard engine models:

Mercury Marine:

- 39 3.9hp 2-stroke 1-cylinder

- 40 1-cylinder 4hp 2-stroke

- 402 2-stroke 2-cylinder

- 4 1-cylinder (1980-1986) 4hp 2-stroke

- 4.5 (1980-1986) 4.5hp 2-stroke 1-cylinder

- 45 & 4.5 (1975-1979) 4.5hp 2-stroke 1-cylinder

- 60 6hp 2-stroke 2-cylinder

- 75 (1974-2019) 7.5hp 2-stroke 2-cylinder

- 7.5 (1979-1985) 7.5hp 2-stroke 2-cylinder

- 9.8 (1979-1985) 9.8hp 2-stroke 2-cylinder

- 110 (1974-2019) 10hp & 9.8hp 2-stroke 2-cylinder