Is the distributor on 1984 350 Chevy same as 1989 Chevy?

The distributor on a 1984 350 Chevy is not the same as the distributor on a 1989 Chevy. The 1984 350 Chevy uses a points-style distributor, while the 1989 Chevy uses an electronic ignition distributor. The points-style distributor uses a set of points to interrupt the electrical current to the spark plugs, while the electronic ignition distributor uses an electronic module to control the spark.