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7.3 idi injection pump leaking from advance piston.
Hello to all. I just recently picked up an 89 f350 Dually 7.3 zf5. I have fixed most of the major issues that kept it from being driveable, but I am struggling with a diesel leak. I put uv dye in the fuel filter and found that the advance piston seal was leaking. I cut off a 1" wrench and...- ArminTamzarian
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- Replies: 12
- Forum: 6.9L IH & 7.3L IDI Diesels
