Timing Retard
Above 2500 RPM, the speed sensitive relay cuts off current to the magnetic switch. This supplies vacuum to the distributor advance unit, and timing is advanced. During engine operation below 2500 RPM, timing is retarded.
Above 2500 RPM, the speed sensitive relay cuts off current to the magnetic switch. This supplies vacuum to the distributor advance unit, and timing is advanced. During engine operation below 2500 RPM, timing is retarded.