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.
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JACOBANDNICKOLAS
CAR REPAIR CONTRIBUTOR
110,190 POSTS
Hi:
Does it sound like a main bearing knocking? Are you using a factory filter? Some filters don't have an anti flow back valve which causes a delay in oil pressure.