584783 586798 113-4783 Power Pack for Johnson Evinrude | JLM Marine

Power Pack for Johnson/Evinrude 2-Cylinder Outboards – Replaces 584783, 586798, 113-4783

This aftermarket power pack is engineered for Johnson and Evinrude 2-cylinder outboard motors ranging from 4 HP to 60 HP, covering model years 1985–2003. Designed as a direct replacement for OEM part numbers 584783, 586798, and 113-4783, this component ensures reliable ignition performance across a wide range of motor configurations including manual start, electric start, commercial, and recreational models.

This power pack meets or exceeds OEM specifications and offers a plug-and-play installation for quick, hassle-free replacement. It supersedes numerous Johnson/Evinrude part numbers, providing broad compatibility for legacy and newer models alike.

• Direct OEM replacement – fits multiple Johnson/Evinrude 2-cylinder engines from 4 HP to 60 HP
• Easy installation – plug-and-play design requires no modifications
• Wide application range – covers models from 1985 to 2003

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 Serial Number Guide.

Technical Specifications

Package Contents

Your purchase includes:

• 1 × Power Pack

Note: The package contains all the parts shown in the product images.

Installation Guide

1. Disconnect the battery and ensure the engine is off to prevent electrical shock or accidental starting.
2. Locate the existing power pack on your Johnson/Evinrude motor; it is typically mounted near the ignition coils.
3. Disconnect all wire harness connectors from the old power pack, noting their positions for reassembly.
4. Remove the mounting bolts securing the old power pack to the engine block.
5. Install the new power pack in the same position, aligning the mounting holes with the engine block.
6. Secure the new unit with the original mounting bolts, tightening them to the manufacturer's torque specifications.
7. Reconnect all wire harness connectors to the corresponding terminals on the new power pack, ensuring a snug fit.
8. Double-check all connections for proper seating and inspect for any damaged wires or corroded terminals.
9. Reconnect the battery and perform a visual inspection to ensure no loose parts or tools remain in the engine compartment.
10. Start the engine and verify that it runs smoothly without misfires or irregular ignition behavior.
11. Test under load by operating the motor at various RPM ranges to confirm stable performance.
12. If issues persist, recheck all connections and consult your service manual for ignition system diagnostics.

Troubleshooting & FAQ

How do I confirm this power pack fits my Johnson/Evinrude engine?
Cross-reference your engine's HP, model designation, and year with the compatibility table above. You can also verify the original part number on your existing power pack against the list of superseded numbers provided.

What are the signs that my power pack is failing?
Common symptoms include hard starting, intermittent misfires, loss of power at high RPM, or complete ignition failure. If your engine runs poorly despite fresh fuel and spark plugs, the power pack may be the culprit.

How often should I replace the power pack?
Power packs do not have a fixed replacement interval; they typically last many years under normal use. Replace it when you experience ignition system failures or if diagnostic testing indicates the unit is no longer functioning properly.

Can I install this power pack myself, or do I need a mechanic?
This is a plug-and-play replacement that can be installed by a mechanically inclined owner with basic hand tools. However, if you are unfamiliar with marine ignition systems, professional installation is recommended to ensure safety and optimal performance.

Is this an OEM part or an aftermarket replacement?
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.

How fast do you ship and how much does it cost?
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.

What is your warranty and return policy?
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.