The problem with older cars is that there are too many things that COULD
be worn out or not operating properly to cause the symptoms you
describe. Timing is not one of them.

-SP

rick505 wrote:
> i have a 90 honda accord the problem i have is it is running ok but it
> seemes to be using too much gas i put new plugs in it denso plugs parts
> store didnt have ngk the compression is ok. i just pulled one of the new
> plugs out and they are black not tan and it is not oil fouled i want to
> check the timing but it says to take a wire and ground it before i set the
> timing where is this wire also a budy of mine said that a bad o2 sensor or
> a bad temp sensor would cause it to run rich like it is. there is no check
> engine light on
>