This new replacement heater core is just what you need to get your vehicle in good running form again!


  • Core measurements: 8 x 6 x 2 inches
  • 1/2 inch inlet tube
  • 5/8 inch outlet tube
  • Replaces dealer part numbers: 4R702140
  • Direct replacement
  • Built to strict quality control standards

If your heater is not producing heat, or you can smell coolant inside your vehicle, or you see coolant leaking inside your vehicle it is time to replace your heater core.

If the coolant in your vehicle has not been properly maintained it can corrode and or block the coolant tubes inside your heater core. Once the heater core is blocked or leaking the only effective repair is to replace the heater core.

Left Hand Drive Note:

“All of our auto parts are intended for Left Hand Drive USDM vehicles and might not have been tested on Right Hand Drive platforms. If your vehicle is Right Hand Drive, please do your research prior to making a purchase to ensure the part is correct for your specific vehicle.”

Item Condition: New

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

Year Make Model Description
1970-1972Dodge Dart Dodge Dart Heater Core
1973-1976Dodge Dart Dodge Dart Heater Core without Air Conditioning
1970-1972Plymouth Valiant Plymouth Valiant Heater Core
1973-1976Plymouth Valiant Plymouth Valiant Heater Core without Air Conditioning

This part replaces:

  • Spectra Premium Industries HTR010166
  • Hollander 676-00258
  • OE # 4R702140
Only 1 left in stock
Part #: 1AHCC00082

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout