2008 NPR 5.2L 4HR1,, 4Cyl. 223000 miles,, JALE5W16297300493,,,,,,

Came in for miss, found #4 injector bad,, customer elected to replace all 4 injectors. 4 Injectors replaced and now blow-by so bad that oil is forcing out seals for injection line nuts through ... Login to read more.