Transmission Compatibility
Frmr Ford Trans Engr
Joined: Aug 1999
Posts: 24,705
Likes: 2,626
From: SE Florida
You need to change the torque converter. The 6.0L converter won't bolt to your flex plate.
It's going to shift a bit firm. The 6.0L trans has more clutch plates than the 5.4L version. If you're OK with firmer shifts it will work fine.
It's going to shift a bit firm. The 6.0L trans has more clutch plates than the 5.4L version. If you're OK with firmer shifts it will work fine.
2nd Gear
Joined: Jan 2026
Posts: 2
Likes: 0
Last edited by cvines1452; Jan 20, 2026 at 03:50 PM.
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Daryl Hunter
1999 - 2016 Super Duty
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Sep 15, 2004 07:25 PM
