70-78 FL Shovel, 71-78 FX Shovel, 71-78 Sportster
New level of performance and reliability with our roller bearing advance kit. Roller bearings at the pivots of the advance weights gives the proper amount of ignition advance at the right time. Includes the roller bearing weights installed on a quality advance unit shaft and plate, circuit breaker base plate, points cam, wiring harness, springs and timing screws.