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Installation, Diagnostics & Technical Information

Below is a compilation of helpful information for use during your next project or repair. This page will be updated as we find additional helpful articles to add to it. Check back often for updates! If you find helpful information elsewhere on the net, that you think may be a great addition to this page, please send us an email to let us know.

Ignition Diagnostics

CDI has an awesome ignition troubleshooting guide available for ignition testing and repair. This booklet will guide you through ignition troubleshooting of Chrysler, Force, Johnson, Evinrude, Mercury, Tohatsu, Nissan and Yamaha outboards. This booklet is produced by CDI Electronics and is the property of CDI. We have linked to the guide below for your convenience.

CDI Electronics Ignition Troubleshooting Guide

Engine Building

Wiseco has some great piston related information. The links provided below are to PDF reference material on Wiseco's website and are property of Wiseco Pistions, Inc.

Piston Ring Installation and Gapping

M-Series Piston Installation Instructions

Model / Year Identification Information

Johnson / Evinrude

OMC Sterndrive

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