Hyundai Motor Company has produced the following families of automobile engines. Until 2018, gasoline engines used a naming system based on Greek letters.

Spark Ignition (Gasoline) Straight-3 Epsilon ε - 0.8 L Kappa κ - 1.0 L Smartstream - 1.0 L Straight-4 Epsilon ε - 1.0/1.1 L Kappa κ - 1.2/1.25/1.4/1.6 L Alpha α - 1.3/1.4/1.5/1.6 L Gamma γ - 1.4/1.6 L Sirius - 1.5/1.6/1.8/2.0/2.4 L Beta β - 1.6/1.8/2.0 L Nu ν - 1.8/2.0 L Theta θ - 1.8/2.0/2.4 L Smartstream - 1.2/1.4/1.5/1.6/2.0/2.5 L

V6 Delta Δ - 2.0/2.5/2.7 L Mu μ - 2.7 L Sigma Σ - 3.0/3.5 L Lambda Λ - 3.0/3.3/3.5/3.8 L Smartstream - 3.5 L

V8 Omega Ω - 4.5 L Tau τ - 4.6/5.0 L G8MR - 3.2 L

Compression Ignition (Diesel) Straight-3 U - 1.1/1.2 L D4B- 1.5 L D - 1.5 L Straight-4 U - 1.4/1.5/1.6/1.7 L D - 2.0/2.2 L Smartstream - 1.5/1.6/2.0/2.2 L D4B- 2.0/2.2 L R - 2.0/2.2 L A - 2.5 L J- 2.9 L G- 4.0 L I6 G4B 5.9 L H- 10 L Powertec 12 L KK/KK- 6.6 L GG-BK- 11 L V6 S - 3.0 L V8 D8A - 16/18 L

See also List of Hyundai transmissions List of Hyundai vehicles Hyundai ICE