Sierra 18-5891-1 Power Pack, Replaces 583605, for 3 & 6 Cylinder Evinrude Outboards, 6700 RPM Limit

The Sierra 18-5891-1 Power Pack is a replacement ignition power pack for 3 and 6 cylinder Evinrude outboard engines with a 6700 rpm limit. It is a direct, drop-in equivalent for the original equipment power pack it replaces, built to meet or exceed the performance of the factory unit. The power pack is a core component of the outboard's ignition system, controlling spark timing and delivery to keep the engine firing correctly across its rpm range.

Each unit ships as a single Power Pack, ready to install in place of a failed or worn original unit. Sierra parts are backed by Sierra's standard customer satisfaction warranty, giving buyers OEM-level confidence without going back to the dealer for a factory part.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-5891-1
• Product Type: Power Pack
• Engine Fitment: 3 and 6 cylinder engines
• RPM Limit: 6700 rpm
• Engine Make: Evinrude outboard
• Replaces (OEM): 583605
• Weight: 0.61 pounds
• UPC: 808282125547
• Unit Count: 1 Power Pack
• Included Components: 1 Power Pack

Fitment

• 3 and 6 cylinder Evinrude outboard engines with a 6700 rpm limit

Replaces (OEM)

• 583605

Frequently Asked Questions

What engines does the Sierra 18-5891-1 Power Pack fit? The Sierra 18-5891-1 Power Pack is built for 3 and 6 cylinder Evinrude outboard engines with a 6700 rpm limit.

What OEM part number does the 18-5891-1 replace? It replaces OEM power pack number 583605.

Is the 18-5891-1 a genuine Sierra part or aftermarket? It is a genuine Sierra-brand product, sold as a direct replacement for the original equipment power pack rather than a used or reconditioned unit.

How much does the power pack weigh? The Sierra 18-5891-1 Power Pack weighs 0.61 pounds.

What is included when I order this part? Each order includes one Sierra 18-5891-1 Power Pack.

Will this power pack work on a 4 cylinder Evinrude engine? No. The 18-5891-1 is designated for 3 and 6 cylinder Evinrude outboard engines with a 6700 rpm limit, not 4 cylinder applications.

Does the Sierra power pack perform as well as the original equipment part? Sierra states that this power pack meets or exceeds the performance of the original equipment part it replaces.

Is there a warranty on the 18-5891-1 Power Pack? Yes, the Sierra 18-5891-1 Power Pack is covered under Sierra's customer satisfaction warranty.

What rpm limit is this power pack rated for? The 18-5891-1 has a 6700 rpm limit.

Can I install the 18-5891-1 myself? The Sierra 18-5891-1 Power Pack is designed as a direct replacement for the OEM unit it replaces (583605), so it installs in the same location and mounting configuration as the original power pack.

How many power packs does my engine need? This listing is for one Sierra 18-5891-1 Power Pack; check your engine's ignition system configuration to confirm how many units your specific engine requires.