Ignition/Tuner/ECM/Fuel InjectionNeed advice on ignition issues? Questions about a tuner? Have questions about a EFI calibration or Fuel Injection? Tips on Engine Diagnostics, how to get codes, and what they mean. Find your answers here.
It's ok, they are the same part, just color coordinated so you don't mix them up. Black is back or rear cylinder gray front. I would fix them when you get home though to the original places to prevent future complications.
Just an fyi the plugs arent interchangeable, I dont know why but Harley made it so you can just interchange them. Same ports, one just is slightly bigger.
08-18-2015, 07:14 PM
