You'll want to do a search of the Fuel Economy forum. There have been a number of threads that have discussed fuel injector cleaners. :thumbsup:
Nice analogy, Nam....:lol:basically it cleanses it. more exposure to cleansing (basically, gradual use), will make it even cleaner.
think of it as your nose. more boogers, less flow.
I've heard that the carbon deposits or whatnot could be helping seal the cylinders and if you clean them all out on a high mileage car you might get oil burn.why would using seafoam on an older car be bad for it?