Here is the firing order diagram from Prodemand of a 1983 Chrysler 318 (5.2L) engine. Hope it helps. Please feel free to ask more questions if needed. We are here to help. Check out the diagrams (Below). Let us know what happens and please upload pictures or videos of the problem.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.