Engine

The term engine could refer to the following:

Ground vehicles

• Hydrogen-injected internal combustion engine - An engine used to power UNSC ground vehicles.

• Boosted gravity propulsion drive - Engine used to power Ghosts, Banshees, and other Covenant vehicles.

Spacecraft

• Fusion drive - The primary sublight propulsion system on human spacecraft.

• Repulsor engine - The primary type of Covenant sublight engine.

• Impulse drive - A type of Covenant sublight engine.

• Reaction drive - A Forerunner sublight engine.

• Slipspace drive - A general term for devices used to transition in and out of Slipstream space.
  • Shaw-Fujikawa Translight Engine - The human version of the slipspace drive.

Real world

• Halo 3 Engine - A game engine used to power Halo 3 and Halo 3: ODST.
• HAVOK Physics Engine - Used for Halo 2, Halo 3, Halo 3: ODST, and Halo Wars.

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