Sierra 18-8370 Complete Lower Gearcase Rebuild Kit

Sierra 18-8370 Mercruiser Complete Lower Gearcase Rebuild Kit

Includes water pump and complete seal kits. Fits Mercruiser R/MR/Alpha I. 

Kit Includes:

• (2) 18-2945 Drain Screw Gasket
• (1) 18-2340 Shift Shaft Washer
• (1) 18-2076 Oil Seal
• (1) 18-7159 O-Ring
• (1) 18-2002 Oil Seal
• (1) 18-3109 Water Tube Guide
• (1) 18-2154 Shift Shaft Housing Bushing
• (1) 18-3116 Water Pump Housing
• (1) 18-3017 Impeller
• (1) 18-2914 Water Pump Gasket
• (1) 18-7158 O-Ring
• (1) 18-2944 Seal Ring Gasket
• (1) 18-7173 O-Ring
• (1) 18-2826 Water Pump Base Gasket
• (1) 18-2915 Water Pump Gasket
• (1) 18-3117 Impeller Plate
• (1) 18-7162 O-Ring
• (1) 18-2919 Water Pump Gasket
• (1) 18-2801 Water Pump Gasket
• (1) 18-7426 O-Ring
• (1) 18-3110 Water Pump Housing Bushing
• (1) 18-2013 Oil Seal
• (1) 18-2014 Oil Seal

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