This thermostat is new from Ford Motorcraft. This thermostat is the OEM replacement from Ford. The thermostat is for 1996 to 2003 Ford Power Stroke Turbo Diesel 7.3 DI engines. The Motorcraft part number is RT-1201 (replaces the former number RT-1125). The thermostat includes the square cut o-oring on the thermostat. Shipping charges and options are based on your zip code and will show the amount in checkout.

• 1996 1997 1998 1999 2000 2001 2002 2003   Super Duty trucks & E-Series Vans with 7.3 Power Stroke Turbo Diesel