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18-3320 - Mercury Water Pump Kit

List Price
$67.99

Your Price
$62.47
You save $5.52

Add to shopping cart10+ In Stock.

SECURE CHECKOUT
SPEEDY DELIVERY
30-DAY RETURN
FULL WARRANTY

Part Number
18-3320

Manufacturer
Sierra Marine

18-3320 WATER PUMP KIT

For: MR/Alpha I Units - S/N 6854393-OD469858 - According to Sierra the separate drive shaft oil seal at the top of the upper housing is no longer needed as it is now included within the housing.

Contains:

# Desc. O.E. # Qty.
18-3109 Water Tube 23-29804 1
18-3017 Impeller 47-89984 1
18-3116 Housing 46-96148A1 1
18-3420 Water Pump Base 46-44292A3 1
18-2919 Water Pump Base to Gear Housing Gasket 27-42631-1 1
18-3110 Grommet 26-38970 1
18-2945 Gear Housing Drain Screw Gasket 12-19183 2
18-2826 Water Pump Base to Gear Housing Gasket 27-85610-1 1
18-2914 Lower Water Pump to Wear Plate Gasket 27-85608-1 1
18-2915 Upper Water Pump to Wear Plate Gasket 27-85609-1 1
18-2944 Seal Ring 26-45577 1
18-3117 Plate 32435 1
18-7158 O-Ring 25-30613 1
18-7162 O-Ring 25-33145 1
18-7173 O-Ring 25-30224 1
18-7176 O-Ring 25-90011 1
18-2801 Water Pump Gasket 27-32438 1
18-7196 O-Ring 25-38099 1
18-7426 O-Ring 35-30271 1

Warranty (PDF)
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Sierra Marine 18-3320 - Mercury Water Pump Kit is equivalent to parts:

  • 9-48307 Mallory Marine
Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.

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