Links for F250 + TSB

Ford 2005-2008 Modular (4.6, 5.4, 6.8) Spark Plug TSB 08-07-06
Ford's TSB on the 2-piece sparkplug used on the 3V modular engines from 2005-2008. Special care is given to removal of broken 2-piece plugs.
Type: TSB Tech Topic: Engine
Year: 2005, 2006, 2007, 2008
Make/Model: Ford F150, F250, F350 Engine: Ford 4.6L V8, 5.4L V8, 6.8L V10

Progress on trans snap ring replacement - Ford Truck Enthusiasts Forums
Some additional info: (FSA) 05B27 was established to replace the 5R110 automatic transmission low-reverse snap-ring for use with snowplow-equipped vehicles. This fix, currently in production for vehicles built after January, 14, 2005--January, 12, ...more
Type: TSB Tech Topic: Transmission
Year: 2005
Make/Model: Ford F250, F350

Ford SuperDuty 6 speed (6R140) TSBs for flared shifts
Have a 6R140 transmission that flares on shifts? Ford has some TSBs to address it, one for the 6.2L and another for the 6.7L.
Type: TSB Tech Topic: Transmission
Year: 2011
Make/Model: Ford F250, F350, F350DRW Engine: Ford 6.2L V8, 6.7L V8