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Engine Block Heater for Ford Excursion (2000-2003) 7.3L Diesel



Precio regular $106.95
Precio de oferta $106.95 Precio regular
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High-Output 1000W Engine Block Heater for 2000-2003 Ford Excursion (U137)

What it Does: The 1000W Engine Block Heater preheats the cooling jacket on the 2000-2003 Excursion to facilitate rapid sub-freezing cold starts and eliminate cold-start cylinder wash.

The Stock Ford Excursion Cold Start Deficit

The 7.3L Powerstroke utilizes a HEUI (Hydraulic Electronic Unit Injector) fuel system that relies strictly on engine oil pressure and fluid viscosity to actuate the fuel injectors. In ambient temperatures below 30°F, sluggish oil flow severely retards poppet valve response, causing prolonged cranking, excessive glow plug draw, and harsh unburnt fuel emissions. Factory heating elements typically output insufficient wattage or fail internally due to calcification and electrical pin corrosion at the harness connection, leaving heavy U137 chassis trucks stranded in severe winter conditions.

The Engineering Solution

This heavy-duty 1000-watt immersion heater delivers significantly higher thermal density than standard replacement elements. Machined with a robust 3/4" NPT thread, the heating element is engineered from solid copper and treated with nickel-chrome plating to prevent galvanic corrosion and scale formation inside the cooling passages. Direct heat conduction through the oil cooler assembly thins high-viscosity crankcase fluid before ignition, preserving starter motors and dual-battery banks. The assembly includes a heavy-gauge 6-foot weatherproof 120V AC power cord engineered to withstand road chemical exposure, engine bay heat soak, and continuous winter operation.

Technical Specifications

Fitment 2000-2003 Ford Excursion
Engine / Chassis 7.3L Powerstroke (T444E) / U137
Stock Output 250 hp / 505 lb-ft
Replaces OEM Part # LR1843

Compatibility

  • 2000-2003 Ford Excursion (XLT, Limited, Eddie Bauer) with 7.3L Powerstroke Turbo Diesel
  • Fits Navistar T444E direct-injection diesel platforms
  • Does NOT fit 1988-1994 7.3L IDI (indirect injected) or 6.9L IDI engines
  • Does NOT fit 2003.5-up 6.0L Powerstroke diesel engines

Frequently Asked Questions

Does this fit the U137 Excursion?

Yes, this is a direct fit for the 2000-2003 Ford Excursion equipped with the 7.3L Powerstroke (T444E) engine.

Where is this block heater installed on the engine?

The element threads directly into the 3/4" NPT port located on the rear oil cooler end casting on the driver side of the engine block.

The Ford Heavy-Duty Standard

Engineered to handle severe sub-zero environments, this heating upgrade delivers immediate cabin heat and reliable heavy-duty towing capability even in brutal winter weather.




Mueble

Hacer

Ford

Tamaño del motor

  • 7.3L

Año

  • 2000
  • 2001
  • 2002
  • 2003

Garantía

Todos los productos están respaldados por nuestra garantía limitada de por vida. Confiamos en nuestra calidad. [Ver términos y condiciones]

Engine Block Heater for Ford Excursion (2000-2003) 7.3L Diesel

$106.95