Under the Hood
The 2.0-liter four-cylinder in the Mazda3 i has variable valve timing and develops 148 horsepower (144 hp in PZEV form). The Mazda3 s uses a 2.3-liter four-cylinder that pumps out 156 hp. A five-speed manual gearbox is standard, and a four-speed automatic transmission with a manual-shift provision is optional for the Mazda3 i. The 2.3-liter engine can mate with a five-speed automatic.
See also:
Uniform Tire Quality Grading System (UTQGS)
This information relates to the tire grading system developed by the U.S.
National
Highway Traffic Safety Administration for grading tires by tread wear, traction,
and
temperature performance.
...
Modestly Powered Base Engine
The base 161-horsepower, 2.5-liter four-cylinder provides acceptable
performance in city and suburban settings. Acceleration is quick enough, letting
you keep pace with traffic. Where the engine s ...
Trailer Towing
The Mazda3 is not designed for towing.
Never tow a trailer with your Mazda3. ...