Engine Code Definition Breakdown
- 1 - Indicates Model Year.
- 2, 3 - Indicates Manufacturer.
- 4, 5 - Indicates Displacement.
- 6 - Indicates Vehicle Class.
- 7 - Indicates Type of Fuel System.
- 8 - Indicates Type of Catalyst
- 9 - For Manufacturer's Use.
- 10 - For Manufacturer's Use.
- 11 - Indicates Check Digit.