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Shop By Brand

The Following brands are available based on your search.

  • APDI
    APDI
  • Four Seasons
    Four Seasons
  • Spectra
    Spectra
  • Universal Air
    Universal Air

Best Selling Genuine International Heater Cores

  • We Stock the following top leading brands, including APDI, Four Seasons, Spectra, Universal Air
  • Constantly Updated Inventory of International Replacement Heater Core Parts

We stock Heater Core parts for most International models, including 1652SC, 1654, 1724, 1754, 1824, 1854, 3600, 3700, 3800, 3900FC, 4100, 4200, 4200LP, 4300, 4300LP, 4400, 4400LP, 4600, 4600LP, 4600UH, 4700, 4700LP, 4700LPX, 4800, 4900, 5000, 5500i, 5600i, 5900i, Durastar, LoneStar, ProStar, S1654, S1654LP, S1723, S1753, S1754, S1853, Scout, Scout II, TerraStar, WorkStar 7300, WorkStar 7400, WorkStar 7600, WorkStar 7700, 7100, 7300, 7400, 7500, 7600, 8100, 8200, 8300, 8500, 8500 TranStar, 8600 SBA, 8600 TranStar, 9100 SBA, 9100i SBA, 9200 SBA, 9200i SBA, 9300, 9400, 9400i SBA, 9600, 9700, 9800 SBA, 9900 SFA, 9900i SFA, 9900ix, 9900ix SFA.


APDI
1973 International Scout II HVAC Heater Core APDI - Heater Core

P311-0433F34    9010355  New

Qty:
In Stock & Ready to Ship
$121.79
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • With 2 1/2 inch Core Depth
  • Heater Core
  • Product Attributes:
    • Construction: V-cell
    • Core Depth (in): 2-1/2
    • Core Height (in): 7-3/4
    • Core Width (in): 7-3/4
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 5/8
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1973 - International Scout II
APDI
1976 International Scout II HVAC Heater Core APDI - Heater Core

P311-0433F34    9010355  New

Qty:
In Stock & Ready to Ship
$121.79
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • With AC
  • Heater Core
  • Product Attributes:
    • Construction: V-cell
    • Core Depth (in): 2-1/2
    • Core Height (in): 7-3/4
    • Core Width (in): 7-3/4
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 5/8
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1976 - International Scout II
APDI
1974 International Scout II HVAC Heater Core APDI - Heater Core

P311-0433F34    9010355  New

Qty:
In Stock & Ready to Ship
$121.79
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • With OE 419833C1
  • Heater Core
  • Product Attributes:
    • Construction: V-cell
    • Core Depth (in): 2-1/2
    • Core Height (in): 7-3/4
    • Core Width (in): 7-3/4
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 5/8
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1974 - International Scout II
APDI
1970 International Scout HVAC Heater Core APDI - Heater Core

P311-0433F34    9010355  New

2-437 , 399406 , 419833C1

Qty:
In Stock & Ready to Ship
$121.79
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • Heater Core
  • Product Attributes:
    • Construction: V-cell
    • Core Depth (in): 2-1/2
    • Core Height (in): 7-3/4
    • Core Width (in): 7-3/4
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 5/8
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1970 - International Scout
APDI
1981 International S1853 HVAC Heater Core APDI - Heater Core

P311-5DB5328    9010183  New

399412 , 42894726 , 581702C1 , 94726 , 98726

Qty:
In Stock & Ready to Ship
$63.11
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • Without AC
  • Heater Core
  • Product Attributes:
    • Construction: Aluminum
    • Core Height (in): 9-3/8
    • Core Width (in): 7-7/8
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 3/4
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1981 - International S1853
APDI
1980 International Scout II HVAC Heater Core APDI - Heater Core

P311-5DB5328    9010183  New

Qty:
In Stock & Ready to Ship
$63.11
APDI HVAC Heater Core
  • HVAC HEATER CORE
  • With 1 inch Core Depth Without Conventional Cab
  • Heater Core
  • Product Attributes:
    • Construction: Aluminum
    • Core Height (in): 9-3/8
    • Core Width (in): 7-7/8
    • Inlet Connection (in): 5/8
    • Outlet Connection (in): 3/4
  • Heater - International
Brand: APDI
Additional Fitment Information:
Vehicle
1980 - International Scout II
Four Seasons
1992 International 4700LP HVAC Heater Core Four Seasons - Heater Core

P311-52A0723    94726  New

100802 , 1713002 , 2488 , 250301 , 2572 , 279504 , 280287 , 399412 , 409401 , 554726 , 581702C1 , 6603299 , 6833 , 702488 , 8231328 , 9010183 , 90572 , 9412 , 94726 , 98726 , 99009 , E812082 , H6118 , HT399412 , IH9412 , ZH301

Qty:
In Stock & Ready to Ship
$93.18
Four Seasons HVAC Heater Core
  • Aluminum Heater Core
  • ; OE No. 581702C1
  • Aluminum Heater Core
  • Heater Core
  • Product Attributes:
    • Core Depth IN: 2.000
    • Core Height IN: 9.500
    • Core Material: Aluminum
    • Core Width IN: 7.375
    • Description: Heater Cores
    • Length: 9-1/2
    • Meets / Exceeds OEM?: Yes
    • Style: Aluminum Heater Core
    • Tube 1 IN: 0.625
    • Tube 1 MM: 15.875
    • Tube 2 IN: 0.750
    • Tube 2 MM: 19.050
Brand: Four Seasons
Additional Fitment Information:
Vehicle
1992 - International 4700LP
Four Seasons
1994 International 4700LP HVAC Heater Core 6 Cyl 6.7L Four Seasons - Heater Core

P311-245803D    94719  New

100806 , 108245 , 1713001 , 176194 , 250521 , 2621 , 2759007 , 279515 , 280443 , 394172 , 409407 , 474030C2 , 554719 , 6603295 , 6877 , 9010182 , 91719 , 94719 , 98719 , ABPN8331531 , E812034 , H6104 , MC1345 , MC13450 , ZEN4R702486 , ZH521

Qty:
In Stock & Ready to Ship
$154.10
Four Seasons HVAC Heater Core
  • Copper/Brass Heater Core
  • Copper/Brass Heater Core
  • Heater Core
  • Product Attributes:
    • Core Depth IN: 2.000
    • Core Height IN: 9.750
    • Core Material: Copper
    • Core Width IN: 7.750
    • Description: Heater Cores
    • Length: 9-3/4
    • Meets / Exceeds OEM?: Yes
    • Style: Copper/brass Heater Core
    • Tube 1 IN: 0.625
    • Tube 1 MM: 15.875
    • Tube 2 IN: 0.750
    • Tube 2 MM: 19.050
Brand: Four Seasons
Additional Fitment Information:
Vehicle Block Engine CID CC
1994 - International 4700LP L 6 Cyl 6.7L 408 6687
Four Seasons
1988 International S1753 HVAC Heater Core 8 Cyl 7.3L Four Seasons - Heater Core

P311-52A0723    94726  New

Qty:
In Stock & Ready to Ship
$93.18
Four Seasons HVAC Heater Core
  • Aluminum Heater Core
  • Aluminum Heater Core
  • Heater Core
  • Product Attributes:
    • Core Depth IN: 2.000
    • Core Height IN: 9.500
    • Core Material: Aluminum
    • Core Width IN: 7.375
    • Description: Heater Cores
    • Length: 9-1/2
    • Meets / Exceeds OEM?: Yes
    • Style: Aluminum Heater Core
    • Tube 1 IN: 0.625
    • Tube 1 MM: 15.875
    • Tube 2 IN: 0.750
    • Tube 2 MM: 19.050
Brand: Four Seasons
Additional Fitment Information:
Vehicle Block Engine CID CC
1988 - International S1753 V 8 Cyl 7.3L 444 -
Four Seasons
1994 International 9400 HVAC Heater Core Four Seasons - Heater Core

P311-245803D    94719  New

Qty:
In Stock & Ready to Ship
$154.10
Four Seasons HVAC Heater Core
  • Copper/Brass Heater Core
  • ; OE No. 474030C2
  • Copper/Brass Heater Core
  • Heater Core
  • Product Attributes:
    • Core Depth IN: 2.000
    • Core Height IN: 9.750
    • Core Material: Copper
    • Core Width IN: 7.750
    • Description: Heater Cores
    • Length: 9-3/4
    • Meets / Exceeds OEM?: Yes
    • Style: Copper/brass Heater Core
    • Tube 1 IN: 0.625
    • Tube 1 MM: 15.875
    • Tube 2 IN: 0.750
    • Tube 2 MM: 19.050
Brand: Four Seasons
Additional Fitment Information:
Vehicle
1994 - International 9400
Four Seasons
1978 International Scout II HVAC Heater Core Four Seasons - Heater Core

P311-22E1024    94605  New

2428 , 250216 , 279501 , 399401 , 399403 , 399406 , 409402 , 483424C1 , 554605 , 6603249 , 702428 , 9010161 , 90428 , 91605 , 9401 , 94605 , 946051 , 98605 , 99008 , H2357 , HT399401 , HT399403 , HT399406 , IH9401 , IH9406 , ZH216

Qty:
In Stock & Ready to Ship
$91.74
Four Seasons HVAC Heater Core
  • Copper/Brass Heater Core
  • ; w/o AC
  • Copper/Brass Heater Core
  • Heater Core
  • Product Attributes:
    • Core Depth IN: 1.875
    • Core Height IN: 7.750
    • Core Material: Copper
    • Core Width IN: 7.500
    • Description: Heater Cores
    • Length: 7-3/4
    • Meets / Exceeds OEM?: Yes
    • Style: Copper/brass Heater Core
    • Tube 1 IN: 0.625
    • Tube 1 MM: 15.875
    • Tube 2 IN: 0.625
    • Tube 2 MM: 15.875
Brand: Four Seasons
Additional Fitment Information:
Vehicle
1978 - International Scout II
Spectra
1997 International 9300 HVAC Heater Core - Cyl -L Spectra

P311-35C3255    99400  New

100809 , 108288 , 1699951C1 , 1713005 , 2501238C1 , 280442 , 3949127 , 6001654 , 6883 , ABPN83315410 , HTR010688 , MC1355 , MC13550 , RF20720410 , RF8651082652 , ZGG710082

Qty:
In Stock & Ready to Ship
$166.01
Spectra HVAC Heater Core
  • HVAC Heater Core
  • 9-1/8 in. x 10 in. x 1-7/8 in. Core; Inlet 5/8 in.; Outlet 3/4 in.; Main Unit
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle Block Engine CID CC
1997 - International 9300 - - Cyl -L - -
Spectra
2013 International LoneStar HVAC Heater Core Spectra

P311-277256A    99439  New

1000477648 , 100811 , 101611 , 1713012 , 2752660 , 351333121 , 3599598C1 , 6001657 , 6001957 , 6960 , 76R3495 , 85104200 , ABPN83315022 , HT2189C , R1066001 , RD5146210P , X6998001

Qty:
In Stock & Ready to Ship
$79.16
Spectra HVAC Heater Core
  • HVAC Heater Core
  • 10-7/16 In. x 6 In. x 1-5/8 In. Core; with BEHR Sleeper Unit
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
2013 - International LoneStar
Spectra
2005 International 4200 HVAC Heater Core Spectra

P311-53F214A    99340  New

100810 , 351333111 , 3542604C3 , 399340 , 6948 , 8547177009 , 99340 , BOA8547177009 , HDH010562

Qty:
In Stock & Ready to Ship
$93.68
Spectra HVAC Heater Core
  • HVAC Heater Core
  • 12 7/8 in. x 7 1/2 in. x 2 in. Core; Inlet 3/4 in.; Outlet 3/4 in.
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
2005 - International 4200
Spectra
2012 International 4100 HVAC Heater Core Spectra

P311-1695202    99438  New

1000123882 , 1000168713 , 100813 , 1713010 , 2602575C91 , 3729426C1 , 3729426C2 , 3829270C1 , 6001658 , 6966

Qty:
In Stock & Ready to Ship
$113.33
Spectra HVAC Heater Core
  • HVAC Heater Core
  • 11-13/16 In. x 6-15/16 In. x 1-5/8 In. Core; Inlet 5/8 In.; Outlet 3/4 In. Main Unit (Bergstrom Made)
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
2012 - International 4100
Spectra
1990 International 3700 HVAC Heater Core Spectra

P311-226E89C    94726  New

399412 , 6603299 , 938804 , 9412 , HTR010339

Qty:
In Stock & Ready to Ship
$68.22
Spectra HVAC Heater Core
  • HVAC Heater Core
  • w/o A/C; 8-1/4 in. x 7-3/4 in. x 1 in. Core; Inlet 3/4 in.; Outlet 5/8 in.
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
1990 - International 3700
Spectra
1992 International 4600LP HVAC Heater Core Spectra

P311-074A25C    94719  New

394172 , 474030C2 , 6603295 , 8251 , 938815 , 9415 , HTR010333

Qty:
In Stock & Ready to Ship
$66.06
Spectra HVAC Heater Core
  • HVAC Heater Core
  • Main Unit; 7 3/4 in. x 9 3/4 in. x 2 in. Core; Inlet 5/8 in.; Outlet 3/4 in.
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
1992 - International 4600LP
Spectra
1990 International 9600 HVAC Heater Core Spectra

P311-2A621D3    99347  New

100804 , 501099C91 , 6882 , 99347 , HTR010488

Qty:
In Stock & Ready to Ship
$151.17
Spectra HVAC Heater Core
  • HVAC Heater Core
  • 9 in. x 11 in. x 1 5/16 in. Core; Inlet 1/2 in.; Outlet 5/8 in.
  • Product Attributes:
    • California_Prop 65 Message: Y
  • Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.
Brand: Spectra
Additional Fitment Information:
Vehicle
1990 - International 9600
Universal Air
2003 International 4300LP HVAC Heater Core Universal Air - Heater Core Aluminum

P311-318D254    HT 2191C  New

Qty:
In Stock & Ready to Ship
$72.63
Universal Air HVAC Heater Core
  • Heater Core Aluminum
Brand: Universal Air
Additional Fitment Information:
Vehicle
2003 - International 4300LP
Universal Air
2009 International ProStar HVAC Heater Core 6 Cyl 15.0L Universal Air - Heater Core Aluminum

P311-503F613    HT 5000C  New

Qty:
In Stock & Ready to Ship
$60.09
Universal Air HVAC Heater Core
  • with Plastic Connector Main Unit
  • Heater Core Aluminum
Brand: Universal Air
Additional Fitment Information:
Vehicle Submodel Engine Designation Region Cylinder Head Type Fuel Delivery SubType Fuel System Type Block Engine CID CC
2009 - International ProStar Pro LA637 Limited Signature 600 United States U/K U/K U/K - 6 Cyl 15.0L 915 -