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Zf5-S42=Zf5-S47?
Second owner of a 1992 7.3idi 4x4 So.... Long story short: Perfect running truck. No problems whatsoever. The case busted on the zf542 and i bought a zf547 case. Joined them together. Reinstalled. Now there's a horrendous whine in every forward gear except 4th. What could possibly be...- jcksnghst
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- Forum: 6.9L IH & 7.3L IDI Diesels
