hard to tell without more information, but more than likely, yes it will
The 2003 Honda Civic has a 5-speed manual.
bolted to the engine....
It will fit as long as you are using a cluster from a Civic with the same trim level. For example, if you have a 2001 Civic EX with a 5-Speed, you need a cluster from a 2001-2003 Civic EX with a 5-Speed.
It's a smallish car with a manual transmission
You should use only Honda genuine transmission fluid. You can get a gallon of it at your local Honda dealer and change it yourself.
The 2003 Honda Civic has 16 valves.
A 2003 Honda Civic'c cost will depend largely on the amount of miles on the Honda Civic. The more miles on the civic, the cheaper the Honda Civic will be.
The 2003 Honda Civic is a gas-powered vehicle.
The 2003 Honda Civic has single overhead cam (SOHC).
The height of the 2003 Honda Civic is 4 ft. 7.1 in. (55.1 in.).
The 2003 Honda Civic's turning circle is 34.1 ft..
The 2003 Honda Civic runs on regular unleaded.