Tuning Guide A Basic Tuning Guide By Dazzi Basic Tuning Tune in order, make sure the car is at its base settings - the setting you broke it in with. Its should very rich (boggy/lots of smoke/ possibly stalling) at these settings and the performance will be poor. Note: Most engines are happy with changes to the needles in 1/8 increments however in my expericience I've found Traxxas engines to suit 1/16 and also Cen engines, tuning them using 1/8 increments will only have you pullin