2003 Mercury Mountaineer Q&A

2003 Mercury Mountaineer Question: lifters knocking

NEW LIFTERS IN VEHICLE IF I PUT LUCAS OIL IN THE MOTOR SHOULD I USE SYNTHETIC SINCE IT IS 5W20 OIL AND WHAT WOULD MAKE THE LIFTERS PECK WHEN IT IS FIRST STARTED IF I HAVE CHANGED THE LIFTERS. THE VEHICLE HAS 104,000 MILES BUT GOOD OIL PRESSURE AND RUNS FINE THIS ONLY DOES IT FOR A FEW MINUTES THAN YOU CAN DRIVE A 100MILES AND NEVER MAKE A SOUND -
This question hasn't been answered yet.
Answer It or share it on , or Email to get an answer.
Related Items:
WHEN I START THE VEHICLE AFTER IT HAS SET A WHILE THE VALVES MAKE A LOUD KNOCKING SOUND I HAD NEW VALVE LIFTERS INSTALLED AND IT STILL KNOCKS. ONE OF THEM COLLAPSED AND THE MECHANIC REPLACED IT BUT...