Sierra 18-9781 Oil Pump for Mercury Outboard Engines

Part No: SM-18-9781

Sierra Marine oil pump 18-9781 will replace the following sump pumps:

- Mercury 91-8M0072133

- Mallory 9-81002

The quart size oil pump is suitable for Mercury Marine engines as well as most marine drives. Ideal for DYI boat owners and supplied complete with lube fitting for domestic lower units that have a flexible fill line.