Heavy-Duty Highway Gasoline (Otto-cycle/Spark Ignition) Engines (>8500 Pounds GVWR): Family Naming Conventions
To determine Positions 1-4 of your Engine Family name, see:
Use the table below to create Positions 5-12:
| Location in Family Name | Code/Value | Description or Instructions |
|---|---|---|
| Position 5 | E | Industry sector code for all "Heavy-Duty Highway Gasoline (otto-cycle/spark ignition) Engines (>8500 pounds GVWR) " |
| Positions 6-9 | XX.X or .XXX |
Engine displacement units in liters (decimal point counts as a digit and each 'X' represents an integer) |
| XXXX | Engine displacement units in cubic inches (each 'X' represents an integer) |
|
| SPEC | Spark-ignition Specialty Vehicle Engines | |
| Positions 10-12 | *** | Enter any combination of valid characters in order to provide a unique identification for your family name. |