Sierra Water Pump Kit for Mercruiser Stern Drive Engines • 18-3320

• For MR/Alpha l Units S/N 6854393-0D469858

Includes:

• Water Pump Gasket 18-2801
• Water Pump Base Gasket 18-2826
• Water Pump Gasket 18-2914
• Water Pump Gasket 18-2919
• Seal Ring Gasket 18-2944
• Rain Screw Gasket 18-2945
• Impeller 18-3017
• Water Tube Guide 18-3109
• Water Pump Housing Bushing 18-3110
• Water Pump Housing 18-3116
• Impeller Plate 18-3117
• Water Pump Base 18-3420
• O-Ring 18-7162
• O-Ring 18-7173
• O-Ring 18-7176
• O-Ring 18-7426

Replaces:

• GLM
• 12120
• Mallory
• 9-48307