Originally posted by 1stGenCRXer
We've had luck with soaking the injectors in a shallow pan of fuel system cleaner and an old tooth brush...
How exactly did you soak the injectors in an old tooth brush? :thinking:
I used the Redline injector cleaner once... came free with some oil I bought. No noticable difference, but that was on a 2 year old engine. :dunno: