5001595 Water Pump Repair Kit for Johnson Evinrude | JLM Marine

5001595 Water Pump Repair Kit for Johnson Evinrude | JLM Marine

This comprehensive water pump repair kit is engineered for Johnson and Evinrude outboard engines ranging from 120HP to 140HP (1993–2001). It provides all essential components to restore your cooling system to reliable operation, including the water pump rebuild kit, thermostats, gaskets, fuel filter, and gear oil pump.

Designed as a direct replacement for OEM part number 5001595, this kit ensures proper fitment across multiple model years and horsepower ratings, specifically targeting F-suffix models (1993–1994) and later 130–135HP engines (1995–2001).

• Complete repair solution with 6 components including water pump kit, dual thermostats, and gear oil pump
• Covers critical maintenance needs: cooling system, fuel filtration, and lubrication access
• Fits both Johnson and Evinrude V4 outboards from the early to late 1990s

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 Johnson/Evinrude owners, here's a guide to help you identify your engine's serial/model: Johnson/Evinrude Serial Number Guide.

Technical Specifications

Package Contents

This comprehensive kit includes the following components:

• 435929 / 5001595 Water Pump Repair Kit × 1
• 436195 Thermostat × 2
• 329830 Thermostat Gasket × 2
• 398319 Fuel Filter × 1 View Part →
• 311598 Drain Screw Gasket × 2
• 24OP149 Gear Oil Pump × 1

Installation Guide

1. Preparation: Disconnect the fuel line and flush the cooling system. Remove the lower unit from the outboard following your service manual.
2. Access the Water Pump: Remove the propeller, then unbolt and separate the gearcase housing to expose the water pump assembly.
3. Remove Old Components: Extract the old impeller, gaskets, and wear plate. Inspect the pump housing for scoring or corrosion.
4. Install New Water Pump Kit: Lubricate the new impeller with glycerin or soapy water, then install it with blades oriented correctly per the rotation direction. Replace all gaskets and the wear plate.
5. Replace Thermostats: Remove the thermostat cover on the cylinder head, discard old thermostats (436195) and gaskets (329830), then install the two new thermostats with fresh gaskets.
6. Install Fuel Filter: Locate the inline fuel filter position and replace the old filter with the new 398319 unit. Secure all hose clamps tightly.
7. Replace Drain Screw Gaskets: Remove lower unit drain and fill screws, replace old 311598 gaskets with new ones to prevent gear oil leaks.
8. Attach Gear Oil Pump: Use the included 24OP149 gear oil pump for convenient lower unit oil changes. Thread it into the fill port when servicing.
9. Reassemble Lower Unit: Reinstall the gearcase housing with a new gasket, torque all bolts to specification, and reattach the propeller.
10. Refill Gear Oil: Pump fresh lower unit oil through the fill port until it flows from the vent hole. Install both drain and vent screws with new gaskets.
11. Test the System: Reconnect the fuel line and run the engine in a test tank or on-water. Verify strong water flow from the telltale indicator.
12. Final Inspection: Check for leaks around the water pump, thermostat housing, fuel connections, and lower unit screws. Re-torque fasteners after the first hour of operation.

Troubleshooting & FAQ

Q: How do I confirm this kit fits my specific Johnson or Evinrude engine?
A: Cross-reference your engine's horsepower, year, and model suffix with the compatibility table above. For F-suffix models (1993–1994), verify the suffix stamped on your engine's identification plate. If your engine falls within 120–140HP and the listed years, this kit will fit.

Q: How often should I replace the water pump and thermostats?
A: Replace the water pump impeller every 2–3 years or 200–300 hours of operation, whichever comes first. Thermostats should be inspected annually and replaced if they fail to open at the correct temperature (typically 140–160°F) or show corrosion.

Q: What are the signs that my water pump or thermostat is failing?
A: Common symptoms include weak or absent water flow from the telltale, engine overheating, steam from the powerhead, or erratic temperature gauge readings. A stuck-closed thermostat will cause rapid overheating, while a worn impeller reduces cooling efficiency.

Q: Can I use this kit if my engine has a different suffix or slightly different year?
A: Only use this kit if your engine matches the specified models and years exactly. Different suffixes or years may have variations in pump housing dimensions or thermostat specifications that can cause fitment or performance issues.

Q: Do I need special tools to install this water pump repair kit?
A: Basic hand tools—socket set, screwdrivers, and torque wrench—are sufficient for most installations. A service manual for your specific engine model is highly recommended for torque specs and assembly sequences.

Q: Is this an OEM part or an aftermarket replacement?
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.