It fits small and big block Chevys   283 302 327 350 396  427 454 502

As the photos show it was completely disassembled--cleaned and lubed before reassembly.

I installed 2 NEW ball bearings.

The 4 needle bearings were cleaned and lubed.

It has used Accel points and  rotor.

The Accel distributor cap is used.

The Accel  distributor gear is used.

This distributor was set up on my distributor machine.

Dwell set at 34 degrees and centrifugal advance set at 12 degrees distributor which is 24 degrees at the crank. Instructions to change advance are included.

See spec sheet for more info.