1-8-4-3-6-5-7-2
I would replace the ignition module that is under the distributor cap and that should fix your problem.
All 305 and 350 Chevrolet V8 motors are 18436572
It is the samething. same distributor.
1, 8, 4, 3, 6, 5, 7, 2.
Firing order on a 350 Chevrolet is 18436572
YES.
18436572
30 degrees dwell
84 has a vacuum advance 89 has an electronic advance Thats the only diff.
her is a link to a diagram, http://www.hotrodders.com/forum/attachment.php?attachmentid=17192, that should be all you need to know about that.
Distributor rotates clockwise.
18436572