Engine Block Heater for Dodge Charger (2006-2022) 5.7L Hemi

Cold-Weather Starting Engine Block Heater for 2006-2022 Dodge Charger (LX/LD)

What it Does: The Engine Block Heater pre-warms engine coolant inside the cast-iron cylinder block of the 2006-2022 Dodge Charger to reduce cold-start valvetrain friction and accelerate engine warm-up times in freezing conditions.

The Stock Dodge Charger Cold Start Vulnerability

During freezing ambient temperatures, oil viscosity significantly increases, restricting fluid migration through the oil passages of the 5.7L Hemi. This delay in oil pressure severely starves the hydraulic roller lifters and overhead camshafts of critical lubrication during the first 30 seconds of ignition. In addition, the dissimilar thermal expansion rates between the cast-iron engine block and aluminum cylinder heads on the LX/LD chassis induce thermal shock on the multi-layer steel (MLS) head gaskets under abrupt warm-up cycles, while thickened oil places high amp draw on the starter motor and battery.

The Engineering Solution

This 600-watt, 120-volt immersion heater threads directly into the factory engine block freeze plug port, allowing direct thermal conductive transfer into the engine's coolant jackets. By maintaining baseline coolant temperature prior to cranking, oil remains fluid to deliver immediate boundary lubrication to cam lobes, rod bearings, and main journals. The unit features a durable 7-foot insulated power harness engineered to withstand sub-hood temperature extremes and resist moisture intrusion, ensuring reliable cold-weather starting while significantly curbing unburned fuel emissions caused by protracted open-loop cold idle enrichment.

Technical Specifications

Compatibility

• 2006-2022 Dodge Charger R/T (5.7L Hemi V8)
• 2006-2022 Dodge Charger Daytona / Pursuit (5.7L Hemi V8)
• Does not fit 2.7L, 3.5L, or 3.6L Pentastar V6
• Does not fit 6.1L, 6.4L 392, or 6.2L Supercharged Hellcat V8

Frequently Asked Questions

Does this fit the LX/LD Charger?

Yes, this is a direct fit for the 2006-2022 Dodge Charger equipped with the 5.7L Hemi engine.

Where does the heating element install on the block?

It installs directly into a machined engine block core plug port to establish full contact with the engine coolant circuit.

The Dodge Muscle Standard

High-displacement modern muscle demands immediate oil delivery under all operating environments. Safeguard your Hemi valvetrain against dry cold-start scoring, maintain battery longevity, and ensure immediate cabin heat during severe winter conditions.