I think he swapped that injector with one that was not spaying and the problem was still on that same line. That would point to the fuel distributor...
We would run the flange across our surface grinder, fuse dress the ports and pressure test on our platen fixture. These are the final steps of making...
I always though my engine had the same "very slight misfiring pops". But I put some software into my idle ECU to detect a misfire which checks every...