Fuel Pump – Fits Johnson/Evinrude 20-140 HP Outboard (Replaces 438556)

Fuel Pump – Fits Johnson/Evinrude 20-140 HP Outboard (Replaces 438556)

This fuel pump is designed for a wide range of Johnson/Evinrude 2-Stroke outboards from 20 HP to 140 HP, covering model years from approximately 1968 to 1997. It serves as a reliable replacement for multiple engine sizes, including popular 9.9 HP, 20–60 HP, 85–90 HP, 100–115 HP, and 140 HP models.

It directly replaces OEM Johnson/Evinrude part numbers 438556 / 0438556, 433387, 777735, 432451, 398387, 398338, 395850, 382354, 395713, 388268, 395084, 394543, and 385781. It also cross-references with aftermarket parts from Sierra (18-7352), Mallory (9-35352), and EMP (1399-07352).

• Installation Type: Flange Mount
• Fuel Compatibility: Gasoline
• Package Includes: 1x Fuel Pump, 1x Mounting Gasket

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

• 1 x Fuel Pump (replaces OEM 438556)
• 1 x Gasket for the fuel pump

Installation Guide

1. Disconnect Battery: Always start by disconnecting the negative battery terminal for safety.
2. Locate Pump: Find the existing fuel pump on the side of the engine block.
3. Prepare for Spillage: Place a rag or container under the fuel lines to catch any gasoline that may leak out.
4. Disconnect Fuel Lines: Carefully disconnect the inlet and outlet fuel hoses from the pump.
5. Remove Old Pump: Unscrew the mounting bolts that secure the pump to the engine.
6. Clean Surface: Remove the old pump and gasket. Thoroughly clean the mounting surface to ensure a clean, flat base for the new pump.
7. Position New Gasket: Place the new gasket onto the mounting surface, aligning it with the bolt holes.
8. Install New Pump: Position the new fuel pump over the gasket and insert the mounting bolts.
9. Tighten Bolts: Tighten the bolts evenly and securely. Do not overtighten.
10. Reconnect Fuel Lines: Attach the inlet and outlet fuel hoses to the correct barbs on the new pump.
11. Reconnect Battery: Reconnect the negative battery terminal.
12. Check for Leaks: Prime the fuel system and carefully inspect for any fuel leaks around the pump and connections before starting the engine.

Troubleshooting & FAQ

Q: How do I confirm this fuel pump fits my Johnson/Evinrude engine?
A: First, check the "Compatible Engine Models" table to see if your engine's horsepower and year range are listed. For best results, also compare your old part number to those in our "Part Number Cross-Reference" table. Matching the part number is the most reliable way to guarantee fitment.

Q: What are common signs that my fuel pump is failing?
A: Signs of a failing fuel pump include difficulty starting the engine, engine sputtering at high speeds, loss of power during acceleration, or unexpected stalling. If you notice these issues, the fuel pump may be the cause.

Q: Is a new gasket included with this pump?
A: Yes, a new mounting gasket is included in the package. It is critical to use this new gasket to ensure a proper, leak-free seal during installation.

Q: OEM vs. Aftermarket?
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.