New Sierra 18-3420 Marine Water Pump Base.
Interchange
- GLM 12320
- Mallory 9-43308
- MerCruiser/Mercury 46-44292A3, 46-44292Q03, 46-44292T1
- Mercury Marine 46-44292A3, 46-44292Q03, 46-44292T1
Features
- Fits: MR & Alpha One drives (1985-1990)
About Sierra
Sierra provides premium-quality aftermarket replacements for over 6,000 marine parts, tools, and components. Sierra products are engineered to meet or exceed OEM standards, and stand up in harsh marine environments. Every new Sierra part comes with a limited lifetime warranty that covers the useful life of the product against any defects in workmanship and materials.
