Professional Parts Sweden 87434221 HVAC Heater Core

Volvo Heater Core Replacement

This Professional Parts Sweden HVAC heater core is built for Volvo heating system service on select C70, S70, V70, and 850 applications. Part number 87434221 is specified with 190 x 186 core dimensions, 16 mm inlet and outlet connections, and an included O-ring for the listed application.

Key Features

• HVAC heater core for Volvo cabin heat repair
• Core dimensions: 190 x 186
• 16 mm inlet and 16 mm outlet
• Supplied with O-ring
• Professional Parts Sweden part number 87434221

Detailed Description

Use this heater core when servicing the HVAC system in 1998-2004 Volvo C70, 1998-2000 Volvo S70, 1998-2000 Volvo V70, and 1993-1997 Volvo 850 models. The 87434221 heater core is sized for the listed fitments and uses 16 mm inlet and outlet connections, making it a direct-match service part for vehicles with the same configuration. This part cross-references Four Seasons 73640 for the same application.

For buyers searching for a Volvo C70 heater core, Volvo V70 heater core, or Volvo 850 heater core, this part number 87434221 provides the fitment and connection details needed to verify the replacement before installation.

Common Repair Uses

• Restores cabin heat when the original heater core is restricted or leaking
• Addresses coolant odor or dampness inside the HVAC case
• Replaces a heater core with damaged tubes or corroded passages
• Supports repair of poor defrost performance caused by heater core failure
• Helps correct uneven or reduced interior heat output

Installation Notes

Confirm the core dimensions, inlet and outlet diameter, and vehicle application before installation. The heater core is located within the HVAC case, so access typically requires disassembly of interior and cooling-system components. Replace the O-ring during service and inspect hoses, clamps, and coolant condition while the system is open.

Quality Assurance

Professional Parts Sweden supplies this HVAC heater core as a replacement part for the listed Volvo applications. Verify part number 87434221 against the original unit and vehicle fitment data to ensure correct selection.