I am lookiong for a diagram as to how the pug wires go from the distributor to the plugs on a 1989 7.5L V-8. I think the previous owner crossed them when he changed plug wires becuase it coughs and backfires very bad. My email is tpyles@gfn.org Thanks for any help. Tom

Try this link
http://autorepair.about.com/library/firing_orders/bl-fo-10523.htm