If you don't have much of a load, you will not notice it. I used it up in the mountains with a 36' gooseneck trailer and it never ran away from me. It just doesn't sound like a big rig.
Well the smoke has all but disappeared after driving it for a few days. BUT we have been babying it to the max (not knowing the problem)..The hard starting has almost gone away although it still isn't 100% back to the ease of starting prior to changing the injector.
No miss in the motor...
Here is my problem. I have a 2002 7.3 F250 with 150K miles. I have a superchip tune on performance, K and N air intake, turbo back 4" exhaust, 35" tires, 4.56 gears and a 4" lift.
I had/have a "tap tap tap" noise in the engine that runs good. No miss, no smoke (except black when you punch...