32-41672A01 Water Tube Kit for Mercury Mercruiser | JLM Marine

32-41672A01 Water Tube Kit for Mercury Mercruiser | JLM Marine

This water tube kit is engineered as a direct replacement for Mercury Mercruiser Alpha drive systems, ensuring reliable coolant flow and optimal engine temperature management. Designed to meet OEM specifications, this kit provides a cost-effective solution for maintaining your sterndrive's cooling system.

The kit directly replaces OEM part numbers 32-41672A01 and 32-8M0171251, offering seamless compatibility with Mercury, Mercruiser, and Quicksilver applications.

• Complete tube kit solution for Alpha drive cooling systems
• Precision-engineered for proper fit and durability
• Includes all components shown in product images

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Technical Specifications

Package Contents

This kit includes:

• 1 × Water Tube Kit
• The package contains all the parts shown in the product images.

Installation Guide

1. Prepare the workspace: Ensure the drive unit is safely supported and the cooling system is completely drained.
2. Remove the lower unit: Disconnect the lower drive assembly from the upper gearcase following manufacturer guidelines.
3. Access the old water tube: Locate and carefully extract the existing water tube from the drive housing. Inspect surrounding seals and gaskets for wear.
4. Clean mating surfaces: Remove old gasket material and debris from all contact points to ensure proper sealing.
5. Install the new water tube: Carefully insert the replacement tube, ensuring proper alignment with water passages in both upper and lower sections.
6. Lubricate seals: Apply marine-grade grease to O-rings and sealing surfaces as needed to facilitate assembly and prevent damage.
7. Reassemble the lower unit: Align the drive components and reconnect following torque specifications in your service manual.
8. Refill the cooling system: Add fresh coolant or ensure water intake paths are clear, depending on your system type.
9. Test for leaks: Run the engine in a test tank or on-water and monitor for any coolant leaks around the tube connections.
10. Verify operation: Confirm proper water flow from the telltale outlet and normal operating temperature.

Troubleshooting & FAQ

Q: How do I confirm this water tube kit fits my Alpha drive?
A: Cross-reference your current part number with 32-41672A01 or 32-8M0171251. You can also verify fitment using the Mercury parts diagrams linked above by entering your drive serial number.

Q: What are the signs that my water tube needs replacement?
A: Common symptoms include overheating, reduced or no water flow from the telltale, coolant leaks around the lower unit, or visible cracks and deterioration of the tube during inspection.

Q: How often should the water tube be replaced?
A: Inspect the water tube annually or during lower unit service. Replace immediately if cracks, splits, or hardening are detected, typically every 3–5 years depending on operating conditions and hours.

Q: Can I install this kit myself or do I need a mechanic?
A: Installation requires lower unit removal and reassembly with proper torque specifications. If you have mechanical experience and the correct tools, DIY is possible; otherwise, professional installation is recommended.

Q: What's the difference between this aftermarket kit and the OEM version?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.