The 2005 Honda Civic LX is powered by a 1.7-liter inline-4 engine, delivering about 115 horsepower in U.S.-market models.
In detail, the 2005 Civic LX belongs to the seventh generation and uses the standard 1.7-liter four-cylinder powerplant that Honda carried across many trims of that generation. Output can vary slightly by market and transmission choice, but in typical U.S. configurations the LX offered around 115 hp and roughly 110 lb-ft of torque. Buyers could pair this engine with either a five-speed manual or a four-speed automatic transmission, depending on the specific configuration and options chosen.
Engine specifications
The following core specifications apply to the usual U.S.-market LX configuration of the 2005 Civic:
- Engine: 1.7-liter inline-4 (1,699 cc)
- Power: ~115 hp at around 6,000 rpm
- Torque: ~110 lb-ft at around 4,000 rpm
- Fuel system: multi-point fuel injection
- Valvetrain: typically single overhead cam (SOHC) with 4 valves per cylinder
- Transmission options: 5-speed manual or 4-speed automatic
In short, the 2005 Civic LX centers on a reliable 1.7-liter four-cylinder engine, offering practical performance and flexible transmission choices characteristic of that era’s Civic lineup.
Summary
For the 2005 Honda Civic LX, the engine is a 1.7-liter inline-4 delivering about 115 horsepower. It paired with either a manual or automatic transmission and represented the practical, economical core of the seventh-generation Civic in the U.S. market.


