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Mishimoto Mishimoto Ford 7.3L Powerstroke High-Temperature Thermostat
Mishimoto Mishimoto Ford 7.3L Powerstroke High-Temperature Thermostat
Mishimoto Mishimoto Ford 7.3L Powerstroke High-Temperature Thermostat
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Mishimoto Ford 7.3L Powerstroke High-Temperature Thermostat

Mishimoto
MISMMTS-F2D-96H
748354013979
Thermostats
20+ Units In Stock - Ships Next Business Day
$ 76.00 $ 68.95
$ 68.95

SKU: MMTS-F2D-96H | UPC: 748354013979

Mishimoto Ford 7.3L Powerstroke High-Temperature Thermostat 1996-2003 F-250/F-350 Super Duty, Excursion, E-350

The Mishimoto High-Temperature Thermostat upgrades cooling control for 1996-2003 Ford vehicles equipped with the 7.3L Powerstroke diesel engine, including F-250/F-350/F-450/F-550 Super Duty, Excursion, and E-350/E-450 series. Opening at 203°F versus the stock 192°F, it accelerates engine warm-up, sustains peak operating temperatures, and enhances fuel economy while protecting against oil dilution in diesels. This direct-fit part delivers reliable performance for daily drivers or high-output builds.

Key Features

  • 203°F Opening Temperature: Promotes quicker heat-up to operating range, optimizes combustion, cuts emissions, and prevents excessive idling in cold conditions
  • CNC-Machined Billet Aluminum Housing: Delivers unmatched durability and heat dissipation compared to factory stamped steel or plastic designs
  • High-Quality EPDM Rubber O-Ring: Creates a tight, long-lasting seal to prevent coolant leaks under pressure
  • Included Thermostat Gasket: Provides everything needed for a complete, hassle-free replacement without sourcing extras
  • Direct OEM Replacement Design: Matches factory mounting points for bolt-on installation in under 30 minutes on most applications

Product Notes

  • Compatible only with 7.3L Powerstroke diesel engines. gas engines require different part
  • Pair with Mishimoto silicone hoses for full cooling system reliability
  • Ships in protective retail packaging with weight of 0.95 lbs

Installation Notes

  • Professional installation recommended.
  • Drain radiator coolant prior to removal of stock thermostat
  • Use factory torque specs of 24 ft-lbs on housing bolts. no additional hardware required

This Part Fits

Year Make Model Submodel
2003 Ford E-350 Club Wagon Chateau
2003 Ford E-350 Club Wagon XL
2003 Ford E-350 Club Wagon XLT
1996-1998 Ford E-350 Econoline Base
1996-1998 Ford E-350 Econoline XL
1996-2002 Ford E-350 Econoline Club Wagon Chateau
1996 Ford E-350 Econoline Club Wagon Chateau HD
1996-2000 Ford E-350 Econoline Club Wagon Custom
2001-2002 Ford E-350 Econoline Club Wagon XL
1996-1998 Ford E-350 Econoline Club Wagon XL HD
1996-2002 Ford E-350 Econoline Club Wagon XLT
1996-1998 Ford E-350 Econoline Club Wagon XLT HD
1999-2003 Ford E-350 Super Duty Base
1999-2000 Ford E-350 Super Duty XL
2003 Ford Excursion Eddie Bauer
2000-2003 Ford Excursion Limited
2000-2003 Ford Excursion XLT
1996 Ford F-250 Eddie Bauer
1996 Ford F-250 Special
1996 Ford F-250 XL
1996 Ford F-250 XLT
1997 Ford F-250 HD XL
1997 Ford F-250 HD XLT
1999-2003 Ford F-250 Super Duty Lariat
1999-2003 Ford F-250 Super Duty XL
1999-2003 Ford F-250 Super Duty XLT
1997 Ford F-350 Base
1996 Ford F-350 Special
1996-1997 Ford F-350 XL
1996-1997 Ford F-350 XLT
2003 Ford F-350 Super Duty King Ranch
1999-2003 Ford F-350 Super Duty Lariat
1999-2003 Ford F-350 Super Duty XL
1999-2003 Ford F-350 Super Duty XLT
1999-2003 Ford F-450 Super Duty Lariat
1999-2003 Ford F-450 Super Duty XL
1999-2003 Ford F-450 Super Duty XLT
1999-2003 Ford F-550 Super Duty Lariat
1999-2003 Ford F-550 Super Duty XL
1999-2003 Ford F-550 Super Duty XLT

Why Choose Mishimoto?

  • Proven track record in diesel cooling upgrades for Powerstroke owners worldwide
  • Every part tested on dyno and real-world trucks for consistent results
  • Exact OEM-spec engineering with performance-focused materials

Frequently Asked Questions

  • Q: Will this thermostat fit my 2001 Ford F-350 Super Duty 7.3L Powerstroke?
    A: Yes, it directly replaces the OEM thermostat on all 1996-2003 Ford 7.3L Powerstroke models including F-350 Super Duty Lariat, XL, and XLT trims
  • Q: What material is used for the thermostat housing?
    A: Precision CNC-machined billet aluminum for strength, lightweight design, and resistance to corrosion in coolant environments
  • Q: What warranty coverage is provided?
    A: Mishimoto Lifetime Warranty protects against defects in materials and workmanship when installed and maintained properly

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Mishimoto branded retail box measuring 4.25 x 3.5 x 2.5 inches
  • Weight: 0.95 lbs

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