

Lets Locate Your Honda Engine Model and Serial Numbers
These guides will help you to locate your model/serial number on your Honda engine.
Step 2
Use This Guide To Locate Your
Model And Serial Numbers On Your Honda Engine
Honda Engines follow a standard naming system for different engine models. This system incorporates each engine’s series, size, manufacturing location and model version, and engine type code (see image below for naming convention details).
Finding the Engine Model
To find the model number, look for a model number sticker on the engine. All Honda engines model numbers start with the letter "G," such as "G100", "GX610", or "GXV160." This is the base engine model. The engine model and serial number should be adequate for most of your needs.
Sticker On Engine
Model number is
usually on the sticker
on the front of the
engine.

Sticker On Engine
Model number is
usually on the sticker
on the front of the
engine.

Finding the Engine Type Code
The Honda engine type code identifies the exact variant of engine. This code is stamped into the side of the engine, usually close to the serial number. The engine type code may be up to 4 characters long, or include asterisks if the code is less than 4 characters.
On the Side
Engine Type Code
is usually close to
the serial number.

Finding the Serial Number
The engine serial number is stamped into the side of the engine. All Honda engine serial numbers have a 4 or 5 letter prefix followed by a 7 digit number..
On the Side
Serial Number
is usually on the
side of the engine.

On the Side
Serial Number
is usually on the
side of the engine.

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