Category
page 1Flat engines
flat engine
engine configuration with horizontally opposed cylinders, usually a flat-V or boxer configuration
flat-four
horizontally opposed four-cylinder piston engine
flat-twin
horizontally-opposed two-cylinder piston engine

flat-six engine
horizontally opposed 6-cylinder piston engine
flat-eight
horizontally-opposed eight cylinder piston engine
flat-twelve
Horizontally-opposed 12-cylinder piston engine
Napier Nomad
British diesel aircraft engine
flat-ten
horizontally-opposed ten-cylinder piston engine
flat-sixteen
horizontally-opposed 16-cylinder piston engine
Ferrari flat-12 engine
motor vehicle engine
Lawrance A-3
twin-cylinder aircraft piston engine