Mercury/Mercruiser Gear Lube Pump #91-850730Q1
- For 2.5 Gallon or 10 Liter Gear Lube Bottle Mercury Outboard's Gearcase Lubricant. May be used with any outboard which uses a 3/8"-16 drain/fill screw. Fits all MerCruiser sterndrives and Mercury/Mariner Outboards except those models of Japanese origin.