Is My Engine CDI?

This instructions will help you figure out if your Large Vanguard horizontal engine is CDI or Non-CDI by looking at the parts manual that corresponds to your engine.

1. Locate your engine model and type number. This number could be on a sticker on the cowling or engraved on the valve cover.


Example of a Non-CDI engine model and type

Model Type
613477 0214

Example of a CDI engine model and type

Model Type
613477 0032

Use the following images for reference if needed:

Model and type number on cowl
Model and type number on valve cover
Model and type on valve cover

2. Find the parts manual that corresponds to your engine

Go to vanguardpower.com and in the Download Manuals section click on "Mud Boat"

Vanguard Power site

Read the pop-up dialogue and enter your engine's model and type number and click search.

Vanguard Power site

From the search results select the Parts Manual

Vanguard Power site

3. Identify the coils that correspond to your motor. In the Parts Manual find the Alternators, Regulators, Electric Starter, Armatures section

Non-CDI engines will have either part number 845126 and/or 843860 listed as Armature, Magneto.

Vanguard parts manual, coils

CDI engines will have both part numbers 845601 and 845602 listed as Armature, Magneto.

Vanguard parts manual, coils
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