The engine incorporates over 10,000 different phrases, pre-recorded by a group of professional voice actors.

These engines incorporate a new injector head design to increase specific impulse.

The designers had aimed at increasing servicing intervals so the engine incorporated both conventional and centrifugal oil filters.

The 660 engine incorporates a five valve cylinder head.

The engine incorporated several innovative features including overhead valves.

All engines incorporated new emissions controls.

Where high-speed steam engines were used, these small engines usually incorporated a single-piece cast iron bed.

Such non-factory engines may also incorporate other upgrades, such as electric starters and electronic ignition.

Such an engine incorporates a piston acted upon by steam alternately on the two sides, hence doubling its power.

The engine also incorporated a low-voltage magneto with make-and-break spark ignition.