🚀The largest production motorcycle engine is the Triumph Rocket 3 with a displacement of 2.5 liters.
🚗The largest production inline four-cylinder car engine is the Pontiac Trophy Four with a displacement of 3.2 liters.
🏎️The largest engine ever put in a grand Prix car was a V4 engine with a displacement of 20 liters.
🚜The largest in-line seven engine currently in production is the AGCO 98HD twin-turbo diesel engine with a displacement of 9.8 liters.
🏰The largest engine on the list is the Wärtsilä RT FLEX 96C marine engine, with a height of 44 feet and capable of producing over 100,000 horsepower.