Water Pump Impeller – Fits Mercury/Mariner 3.5-9.8HP (Replaces 47-22748) Onan The key is the pump

The key is the pump housing type

18 OMC SX-MTD 1994 & Up 3863090 Also SX-MTD 1

Our aftermarket filter is a direct replacement for all these versions

An incorrect setting can cause flooding (too high) or fuel starvation (too low)

No specialized electrical tools are usually necessary

Water Pump Impeller – Fits Mercury/Mariner 3.5-9.8HP (Replaces 47-22748) Onan The key is the pumpProduct Details This aftermarket Water Pump Impeller Fits Mercury Mariner 3. 5 9. 8HP Outboards (Replaces 47 22748) is engineered for reliable performance in a range of Mercury and Mariner 2 stroke outboards from the 1960s to the 1980s. It serves as a direct fit replacement, restoring cooling system efficiency to prevent engine overheating. This impeller is a direct interchange for Mercury 47 22748, Sierra 18 3012, Mallory 9 45308, GLM 89600, SEI