Abstract: An adjustment system incorporated into the distributor of an internal combustion engine for manually adjusting the points of the distributor from the exterior thereof thereby enabling the points to be adjusted while the engine is operating. The adjustment mechanism involves the use of a stationary bracket mounted on the conventional mounting screw for the distributor point mounting plate and a movable bracket engaged with the distributor contact point mounted stationarily on the mounting plate for adjusting the distributor point and associated portion of the mounting plate and a screw threaded member being located and journaled on the stationary bracket connected to the mounting screw and in screw threaded engagement with the movable bracket for varying the position of the distributor points.