Related:

• airplane rule n. "Complexity increases the possibility of failure
  a twin-engine airplane has twice as many engine problems as a single-engine airplane....
• airplane rule: n. "Complexity increases the possibility of failure
  a twin-engine airplane has twice as many engine problems as a single-engine airplane....
• Jeep: Jinxed Engine has Extra Pa
• Caboose seems to be pulling the engine.
• Flying/landing on one engine.
• Gasoline engine, diesel fuel.
• Ambition is a dream with a v8 engine. -- Elvi
• Laughter is the best lubricant for life's engine.
• America! the land of the Chrysler 440 cubic inch engine!