SIERRA Water Pump Body – 18-3118

Description

SIERRA Water Pump Body – 18-3118

The SIERRA Water Pump Body – 18-3118 is a replacement water-pump structural component for marine engine cooling systems. It is designed for the specific pump and drive applications identified by the OEM interchange numbers below.

• Replacement water-pump component for marine cooling-system service
• Fitment-specific design for the referenced OEM pump assembly
• Restores the pump structure when the original housing or body is worn or damaged
• Use with the correct impeller, seals and related service components for the application
• Verify the OEM number before installation to ensure correct fit

For best results, compare the existing part number and engine/drive application before disassembly. During water-pump service, inspect the mating surfaces, seals and related cooling passages for wear, corrosion or debris that could reduce pump performance.

Specifications

• Manufacturer: SIERRA
• Part number: 18-3118
• Product type: Water Pump Body
• OEM / aftermarket interchange:
  • GLM: 12420
  • Mallory: 9-43202
  • Mercury Marine: 46-48746A1, 46-48746A3, 46-77822A1
• Country of origin: TW
• HS code: 84139100