Horizontally Opposed Engine

An engine with an even number of cylinders that are arranged either side of the crankshaft.

Flat Twin Engine

A model flat twin engine built by Ron Lane.

Flat Four Engine

A horizontally opposed four cylinder engine. The image shows a model engine built by Ron Lane.

Flat Six Engine

A horizontally opposed six cylinder engine.

See also: Engine Configurations, Flat Four Engine, Flat Six Engine, Flat Twin Engine.

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Subjects: Engines