Is this carbon buildup? And how can I fix this?
67DodgeDart360 said
How can I fix this if that’s the issue?
Click to expand...
Here is the list, in no particular order:
crossed plug wires
timing chain has jumped/valve timing off
bad cam lobe on the exhaust side
exhaust valve not opening due a push rod rammed through the rocker, or slipped out, etc
Ignition timing is off
Print