Mechanic: "You're gonna need a Johnson rod."
El Stupido: "Oh, a Johnson rod. Well ya better put one of those on there."
El Stupido: "Oh, a Johnson rod. Well ya better put one of those on there."
by Erix December 8, 2003
The setting of the johnson rod determines how much power goes into each piston stroke, and to which direction the locomotive will move.
by waltermitty August 22, 2004
by Don Alonso May 28, 2003
by wiredagain July 25, 2003