Product Description
Overview
The Sierra Alpha 1 MerCruiser Impeller Kit is a comprehensive water pump repair kit designed for MerCruiser Stern Drives and Mercury Outboards. Ideal for pre-1992 #1 units and other Mercury/Mariner models, this kit contains all necessary components to effectively repair your water pump, ensuring your engine performs optimally. It includes the impeller, ware plates, gaskets, o-rings, and everything needed to restore your water pump to full function, keeping your boat’s engine cooled efficiently. It’s compatible with a range of Mercury outboards, including 65 HP (4 cylinder) and V-6 models with short vane impellers.
Product Features:
- Complete Kit: Includes all components needed for a full water pump repair, such as impeller, gaskets, o-rings, ware plates, and more.
- Comprehensive Compatibility: Fits MerCruiser #1 drives, R & MR drives, as well as large gearcase Mercury/Mariner outboards.
- High-Quality Parts: Contains genuine Sierra components like water pump gaskets, impeller plate, and seals.
- Improved Performance: Restores the water pump’s function, providing efficient engine cooling for your boat.
- Easy Installation: Includes all required parts to make the repair process simple and efficient.
- Replaces Multiple Part Numbers: Works with Mercury, MerCruiser, GLM, Mallory, and Sierra part numbers for broad compatibility.
Contains:
- Water Pump Gasket 18-2801
- Water Pump Base Gasket 18-2826
- Water Pump Gasket 18-2914
- Water Pump Gasket 18-2915
- Water Pump Gasket 18-2919
- Seal Ring Gasket 18-2944
- Drain Screw Gasket 18-2945
- Impeller 18-3017
- Water Tube Guide 18-3109
- Water Pump Housing Bushing 18-3110
- Impeller Plate 18-3117
- O-Ring 18-7158
- O-Ring 18-7162
- O-Ring 18-7173
- O-Ring 18-7176
- O-Ring 18-7726
Compatible Models:
- MerCruiser: Alpha pre-1992, #1 Drives, R & MR Drives, Large Gearcase Outboards
- Mercury/Mariner: 65 HP (4 Cylinder) through V-6 outboards with short vane impellers
- Replaces: Mercury part numbers 46-96148A8, 46-96148A5, 46-44292A4, and many more. Also compatible with GLM, Mallory, and Sierra replacements.
