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Choose your Engine for your 1981 Buick Regal

  • 6 Cyl 3.8L
  • 8 Cyl 4.3L
  • 8 Cyl 4.4L
  • 8 Cyl 5.7L

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The Following brands are available based on your search.

  • ACDelco
    ACDelco
  • APDI
    APDI
  • CSF
    CSF
  • CSF Radiator
    CSF Radiator
  • Earl's Performance
    Earl's Performance
  • Global Parts
    Global Parts
  • Hella
    Hella
  • LKQ
    LKQ
  • Nissens
    Nissens
  • One Stop Solutions
    One Stop Solutions
  • Proform
    Proform
  • Spectra
    Spectra
  • TYC Products
    TYC Products
  • Universal Air
    Universal Air

Showing Products For 1981 Buick Regal Radiator

Below are all the different brands and applications for 1981 Buick Regal Radiator

Showing 1 - 10 of 35 Products for Radiator.

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APDI
1981 Buick Regal Radiator 8 Cyl 4.3L APDI - Radiator

P311-586EB89    8010162  New

162 , 20010 , 20044 , 20047 , 20058 , 20059 , 20066 , 3021296 , 3021300 , 3021301 , 3025415 , 3025416 , 3025618 , 3025619 , 3025826 , 3025827 , 3027968 , 3028004 , 3028005 , 3028007 , 3028072 , 3028073 , 3028087 , 3028088 , 3030125 , 3030126 , 3030127 , 3030128 , 3030129 , 3030130 , 3030131 , 3030133 , 3030137 , 3031432 , 3031447 , 3031455 , 3031637 , 3031638 , 3031641 , 3031642 , 3031644 , 3031647 , 3031658 , 3031784 , 3031962 , 3031963 , 3031968 , 3032110 , 3032111 , 3032185 , 3032186 , 3033326 , 3033436 , 3033437 , 3033438 , 3033659 , 3033726 , 3035394 , 3036578 , 3036582 , 3036984 , 3036985 , 3037435 , 3037709 , 3038069 , 3038070 , 3038071 , 3038072 , 3038073 , 3038074 , 3038075 , 3038945 , 3039053 , 3039054 , 3040816 , 3040821 , 3040822 , 3040994 , 3042243 , 3042665 , 3042666 , 3042667 , 3042668 , 3042669 , 3042671 , 3042672 , 3042675 , 3042682 , 3043073 , 3043074 , 3043076 , 3043077 , 3043086 , 3043217 , 3043218 , 3043804 , 3046250 , 3046251 , 3046324 , 3056660 , 4-0587 , 415 , 433162 , 433415 , 434070 , 438162 , 8162 , AL8180 , AM8180 , AN8180 , AO8180 , AP8180 , AR8180 , AS8180 , AT8180 , AU8180 , AW8180 , AZ8180 , CRS162 , CU162 , CU415 , EC7976 , ED7976 , EG7976 , EJ7976 , EK7976 , EN7976 , EO7976 , EP7976 , ET7976 , EU7976 , LA7976 , LB7976 , LC7976 , LD7976 , LH7976 , LI7976 , LL7976 , LM7976 , LU7976 , LV7976 , LW7976 , LY7976 , PR0162A , REA41-162A

Qty:
In Stock & Ready to Ship
$131.54
APDI Radiator
  • RADIATOR
  • With AC 26 1/4 inch x 17 inch Core
  • Radiator
  • Product Attributes:
    • Construction: Plastic Tank Aluminum
    • Core Height (in): 17-1/4
    • Core Width (in): 26-5/8
    • Inlet Connection (in): 1-9/16
    • Outlet Connection (in): 1-9/16
  • Radiator - GM
Brand: APDI
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 8 Cyl 4.3L 265 -
APDI
1981 Buick Regal Radiator 8 Cyl 4.4L APDI - Radiator

P311-303820F    8010570  New

20057 , 20098 , 3038043 , 3038044 , 3038045 , 3038046 , 3038047 , 3038048 , 3038049 , 3038050 , 3038051 , 3038052 , 3038053 , 3038054 , 3038055 , 3038056 , 3038057 , 3038058 , 3038059 , 3038060 , 3038061 , 3038063 , 3038064 , 3038065 , 3038066 , 3038067 , 3042660 , 3042661 , 3042662 , 3042663 , 3042664 , 3042685 , 3043069 , 3043070 , 3043084 , 3043085 , 3045971 , 3045972 , 3045973 , 3045974 , 3046479 , 3046770 , 3046771 , 3046878 , 3049649 , 3050254 , 3050255 , 3050434 , 3050435 , 3054037 , 3057969 , 4-0587 , 433570 , 433869 , 570 , 869 , 9123 , AA8180 , AA8887 , AB8880 , AC8680 , AD8180 , AF8680 , AH8680 , AJ8180 , AK8880 , AX8180 , AY8680 , CRS570 , CRS869 , CU570 , EU8180 , EW8180 , EX8180 , FS8680 , FT8180 , PR0570 , REA41-570A , REA41-570M

Qty:
In Stock & Ready to Ship
$157.72
APDI Radiator
  • RADIATOR
  • With Transmission Oil Cooler All Except Heavy Duty Cooling
  • Radiator
  • Product Attributes:
    • Construction: Plastic Tank Aluminum
    • Core Height (in): 17-1/4
    • Core Width (in): 26-1/4
    • Inlet Connection (in): 1-9/16
    • Outlet Connection (in): 1-9/16
    • Trans Oil Cooler (in): 8-1/2
  • Radiator - GM
Brand: APDI
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 8 Cyl 4.4L 267 -
APDI
1981 Buick Regal Radiator 6 Cyl 3.8L APDI - Radiator

P311-010D0DE    8010569  New

20051 , 20061 , 20210 , 20895 , 3041005 , 3041006 , 3041394 , 3041395 , 3041396 , 3041397 , 3041398 , 3041399 , 3041400 , 3041401 , 3041402 , 3041822 , 3041926 , 3042301 , 3042647 , 3042648 , 3042649 , 3042650 , 3042652 , 3042686 , 3042919 , 3042920 , 3042922 , 3042923 , 3042924 , 3042925 , 3042926 , 3043068 , 3046249 , 3050135 , 3052254 , 3056853 , 433569 , 438569 , 52477739 , 569 , 9122 , CRS569 , CU569 , DB7979 , DD7976 , DL7976 , DM7976 , DN7976 , DO7976 , DP7976 , DR7976 , DS7976 , DT7976 , DX7979 , DY7976 , DZ7979 , EZ8180 , NA8782 , ND8780 , NJ8180 , NK8680 , NL8780 , NM8780 , NN8680 , PR0569F , PS8880 , PW8680 , PX8680 , PY8680 , PZ8880 , RA1161 , REA41-569A , TD7979 , TF7979 , TH7979 , TW7979 , TX7979 , TY7979 , TZ7979 , UF7979 , UG7979

Qty:
In Stock & Ready to Ship
$169.52
APDI Radiator
  • RADIATOR
  • Without AC Replaces OE 2 Row
  • Radiator
  • Product Attributes:
    • Construction: Plastic Tank Aluminum
    • Core Height (in): 17-7/32
    • Core Width (in): 20-11/16
    • Inlet Connection (in): 1-9/16
    • Outlet Connection (in): 1-9/16
  • Radiator - GM
Brand: APDI
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 6 Cyl 3.8L 231 3800
APDI
1981 Buick Regal Radiator 6 Cyl 3.8L APDI - Radiator

P311-17553F7    8010571  New

1964 , 20055 , 20056 , 20062 , 20146 , 21369 , 3025053 , 3025056 , 3025057 , 3025812 , 3025813 , 3025814 , 3030108 , 3034963 , 3041403 , 3042651 , 3042652 , 3042653 , 3042654 , 3042655 , 3042656 , 3042657 , 3042658 , 3042659 , 3042927 , 3042928 , 3046249 , 3048807 , 3053138 , 3055387 , 3056741 , 433336 , 433571 , 52489550 , 571 , 9147 , CU571 , PH8180 , PR0571 , RA1213 , REA41-571A

Qty:
In Stock & Ready to Ship
$166.62
APDI Radiator
  • RADIATOR
  • Replaces OE 3 Row
  • Radiator
  • Product Attributes:
    • Construction: Plastic Tank Aluminum
    • Core Depth (in): 1-1/4
    • Core Height (in): 17-1/4
    • Core Width (in): 20-11/16
    • Inlet Connection (in): 1-5/16
    • Outlet Connection (in): 1-9/16
  • Radiator - GM
Brand: APDI
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 6 Cyl 3.8L 231 3800
Spectra
1981 Buick Regal Radiator 8 Cyl 4.3L Spectra

P311-3F1C4E9    CU162  New

110162 , 162 , 1622 , 162CBR , 20011 , 20018 , 20044 , 20058 , 20059 , 20065 , 20066 , 20331 , 2511 , 2512 , 2750 , 3025618 , 3025619 , 3025818 , 3025819 , 3025826 , 3025827 , 3028002 , 3028003 , 3028005 , 3028009 , 3028010 , 3030125 , 3030126 , 3030127 , 3030128 , 3030129 , 3030130 , 3030131 , 3030137 , 3030138 , 3031432 , 3031447 , 3031455 , 3031637 , 3031638 , 3031640 , 3031641 , 3031642 , 3031647 , 3031658 , 3031962 , 3031963 , 3032110 , 3032111 , 3032185 , 3032186 , 3033326 , 3033436 , 3033437 , 3033438 , 3033659 , 3033726 , 3035394 , 3036578 , 3036582 , 3036984 , 3036985 , 3038069 , 3038070 , 3038071 , 3038072 , 3038073 , 3038074 , 3038075 , 3038945 , 3040816 , 3040821 , 3040822 , 3040994 , 3042243 , 3042650 , 3042665 , 3042666 , 3042667 , 3042668 , 3042669 , 3042671 , 3042672 , 3042675 , 3042682 , 3043073 , 3043074 , 3043076 , 3043077 , 3043086 , 3043217 , 3043218 , 3043384 , 3043389 , 3043804 , 3046250 , 3046251 , 3046324 , 3056660 , 3094185 , 3345 , 40387 , 41162 , 41162A , 41562 , 41846 , 433162 , 434070 , 438162 , 440 , 52477737 , 52479930 , 52481615 , 52481617 , 535 , 536 , 562 , 567 , 651 , 8010162 , 8162 , 8162A , 846 , 868 , 9213R , AL8180 , AM8180 , AN8180 , AO8180 , AP8180 , AR8180 , AS8180 , AT8180 , AU8180 , AW8180 , AZ8180 , B38887 , C0162PA , CU162 , EH7976 , EM7976 , ES7976 , FA8680 , FB8780 , FC8680 , FH8180 , FJ8880 , FL8680 , FM7976 , FM8880 , FU8880 , FX8880 , GMK4021305702 , LG7976 , LQ7976 , LT7976 , OR162 , PR0162A , RA1191 , RA162C , RAD162CBR , REA41162 , REA41162A , REA41562 , REA41846 , ZJ7976 , ZK7976 , ZL7976 , ZM7976 , ZN7976 , ZO7976 , ZP7976 , ZR7976 , ZS7976

Qty:
In Stock & Ready to Ship
$97.21
Spectra Radiator
  • Radiator
  • with A/C Or Heavy Duty Cooling; Trim Rubber Mounting insulator For The 2-3/4 Inlet Tank 26-1/4 in. x 17-1/4 in. Core; with TOC (Transmission Oil Cooler); w/o EOC (Engine Oil Cooler) Replaces OEM with 3 Row Core Radiator Cap Is Required
  • Product Attributes:
    • California_Prop 65 Message: Y
  • The structure and design of Spectra Premium Radiators are built to undertake the same durability and expectations of that of the OE.
Brand: Spectra
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 8 Cyl 4.3L 265 -
ACDelco
1981 Buick Regal Radiator - Upper 8 Cyl 4.4L ACDelco - Professional Molded; Cut to fit

P311-521EB52    26064X  New

Qty:
In Stock & Ready to Ship
$39.21
ACDelco Radiator Upper
  • Professional Molded; Cut to fit
Brand: ACDelco
Position: Upper
Additional Fitment Information:
Vehicle Fuel Type Position Block Engine
1981 - Buick Regal GAS Upper V 8 Cyl 4.4L
One Stop Solutions
1981 Buick Regal Radiator 6 Cyl 3.8L One Stop Solutions

P311-111AD42    569  New

20051 , 438569 , 8010569 , CU569

Qty:
In Stock & Ready to Ship
$165.61
One Stop Solutions Radiator
  • OSC Cooling Products 569 New Radiator
  • 2 ROW Equivalent
  • Product Attributes:
    • ASIN: B001krl1m8
    • BulletPoint 1: Hassle Free Installation
    • BulletPoint 2: O.e. Performance And Exceptional Quality
    • BulletPoint 3: Engineering Enhancements Provide Improved Cooling And Longer Life Cycle
    • BulletPoint 4: Components Are Fitted And Torqued In Place To Factory Specifications
    • BulletPoint 5: Premium Grade Tubes, Fins, Headers, Tanks, And Other Components Are Used To Make Osc Radiators More Durable.
    • BulletPoint 6: Drop In Fit, Form And Function. All Necessary Fittings Or Hardware Are Included In Each Unit For An Easy Install.
    • BulletPoint 7: Complete Radiators 100% Tested Up To Three Times During Production: Osc Tests The Transmission And Engine Oil Coolers Prior To Installation Into The Tank. The Radiator Core Is Tested Prior To Assembly And Then Once The Assembly Is Complete The Unit Is Tes
    • BulletPoint 8: Enhancements Added To Solve Original Design Failures And To Improve The Life Of High Mileage Vehicles: Adding More Fins Per Inch, Thicker Cores And Even Larger Transmission Coolers To Overcome The Added Heat Associated With These Vehicles.
    • Core Material: Pa
    • Core Thickness: 26
    • Engine Oil Cooler Type: None
    • Transmission Oil Cooler Type: Concentric
  • OSC Premium New Automotive Radiator is designed to OES form and function. OSC radiators are technically advanced and made from premium grade aluminum. The tubes are cadmium plated inside and out to prevent premature failure. OSC does not substitute aluminum coolers in place of Stainless Steel plate or Copper and Brass concentric coolers and they use a die cut gasket to ensure there are no leaks. Each radiator is individually pressure tested and engineered for multi-fit without compromising the look and fit. All necessary fittings or hardware are included in each unit. All units meet OES cooler design with copper concentric coolers and plate coolers where originally equipped.
Brand: One Stop Solutions
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 6 Cyl 3.8L 231 3800
One Stop Solutions
1981 Buick Regal Radiator 8 Cyl 4.4L One Stop Solutions

P311-1C1915E    162  New

20044 , 433162 , 8010162 , CU162

Qty:
In Stock & Ready to Ship
$125.13
One Stop Solutions Radiator
  • OSC Cooling Products 162 New Radiator
  • 3 ROW Equivalent
  • Product Attributes:
    • ASIN: B001krf2bo
    • BulletPoint 1: Hassle Free Installation
    • BulletPoint 2: O.e. Performance And Exceptional Quality
    • BulletPoint 3: Engineering Enhancements Provide Improved Cooling And Longer Life Cycle
    • BulletPoint 4: Components Are Fitted And Torqued In Place To Factory Specifications
    • BulletPoint 5: Premium Grade Tubes, Fins, Headers, Tanks, And Other Components Are Used To Make Osc Radiators More Durable.
    • BulletPoint 6: Drop In Fit, Form And Function. All Necessary Fittings Or Hardware Are Included In Each Unit For An Easy Install.
    • BulletPoint 7: Complete Radiators 100% Tested Up To Three Times During Production: Osc Tests The Transmission And Engine Oil Coolers Prior To Installation Into The Tank. The Radiator Core Is Tested Prior To Assembly And Then Once The Assembly Is Complete The Unit Is Tes
    • BulletPoint 8: Enhancements Added To Solve Original Design Failures And To Improve The Life Of High Mileage Vehicles: Adding More Fins Per Inch, Thicker Cores And Even Larger Transmission Coolers To Overcome The Added Heat Associated With These Vehicles.
    • Core Height: 26 3/8
    • Core Material: Pa
    • Core Row Quantity: Pa 1 Row Equivalent To 3 Row
    • Core Thickness:
      • 1-1/4
      • 32
    • Core Width: 17 1/4
    • Down Flow Or Cross Flow Type: Crossflow
    • Engine Oil Cooler Type: None
    • Inlet Diameter: 1 5/16 - 1 9/16
    • Inlet Header Length: 18 3/4
    • Inlet Header Width: 2 7/16
    • Outlet Header Length: 18 3/4
    • Outlet Header Width: 2 7/16
    • Tank Material: Plastic
    • Transmission Oil Cooler Diameter: 1 1/4
    • Transmission Oil Cooler Distance between Fittings: 8 1/2
    • Transmission Oil Cooler Type: Concentric
  • OSC Premium New Automotive Radiator is designed to OES form and function. OSC radiators are technically advanced and made from premium grade aluminum. The tubes are cadmium plated inside and out to prevent premature failure. OSC does not substitute aluminum coolers in place of Stainless Steel plate or Copper and Brass concentric coolers and they use a die cut gasket to ensure there are no leaks. Each radiator is individually pressure tested and engineered for multi-fit without compromising the look and fit. All necessary fittings or hardware are included in each unit. All units meet OES cooler design with copper concentric coolers and plate coolers where originally equipped.
Brand: One Stop Solutions
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 8 Cyl 4.4L 267 -
One Stop Solutions
1981 Buick Regal Radiator 6 Cyl 3.8L One Stop Solutions

P311-08CFC05    571  New

20055 , 433331 , 8010331 , CU571

Qty:
In Stock & Ready to Ship
$148.10
One Stop Solutions Radiator
  • OSC Cooling Products 571 New Radiator
  • 3 ROW Equivalent
  • Product Attributes:
    • ASIN: B001krd5py
    • BulletPoint 1: Hassle Free Installation
    • BulletPoint 2: O.e. Performance And Exceptional Quality
    • BulletPoint 3: Engineering Enhancements Provide Improved Cooling And Longer Life Cycle
    • BulletPoint 4: Components Are Fitted And Torqued In Place To Factory Specifications
    • BulletPoint 5: Premium Grade Tubes, Fins, Headers, Tanks, And Other Components Are Used To Make Osc Radiators More Durable.
    • BulletPoint 6: Drop In Fit, Form And Function. All Necessary Fittings Or Hardware Are Included In Each Unit For An Easy Install.
    • BulletPoint 7: Complete Radiators 100% Tested Up To Three Times During Production: Osc Tests The Transmission And Engine Oil Coolers Prior To Installation Into The Tank. The Radiator Core Is Tested Prior To Assembly And Then Once The Assembly Is Complete The Unit Is Tes
    • BulletPoint 8: Enhancements Added To Solve Original Design Failures And To Improve The Life Of High Mileage Vehicles: Adding More Fins Per Inch, Thicker Cores And Even Larger Transmission Coolers To Overcome The Added Heat Associated With These Vehicles.
    • Core Height: 20 3/4
    • Core Material: Pa
    • Core Thickness:
      • 1-5/8
      • 42
    • Core Width: 17 1/4
    • Down Flow Or Cross Flow Type: Crossflow
    • Engine Oil Cooler Type: None
    • Inlet Diameter: 1 5/16
    • Inlet Header Length: 18 9/16
    • Inlet Header Width: 2 5/16
    • Outlet Header Length: 18 9/16
    • Outlet Header Width: 2 5/16
    • Tank Material: Plastic
    • Transmission Oil Cooler Diameter: 1 1/4
    • Transmission Oil Cooler Distance between Fittings: 8 1/2
    • Transmission Oil Cooler Type: Concentric
  • OSC Premium New Automotive Radiator is designed to OES form and function. OSC radiators are technically advanced and made from premium grade aluminum. The tubes are cadmium plated inside and out to prevent premature failure. OSC does not substitute aluminum coolers in place of Stainless Steel plate or Copper and Brass concentric coolers and they use a die cut gasket to ensure there are no leaks. Each radiator is individually pressure tested and engineered for multi-fit without compromising the look and fit. All necessary fittings or hardware are included in each unit. All units meet OES cooler design with copper concentric coolers and plate coolers where originally equipped.
Brand: One Stop Solutions
Additional Fitment Information:
Vehicle Block Engine CID CC
1981 - Buick Regal V 6 Cyl 3.8L 231 3800
ACDelco
1981 Buick Regal Radiator - Lower 8 Cyl 4.4L ACDelco - Professional Molded

P311-4936591    24034L  New

Qty:
In Stock & Ready to Ship
$21.89
ACDelco Radiator Lower
  • Professional Molded
Brand: ACDelco
Position: Lower
Additional Fitment Information:
Vehicle Fuel Type Position Block Engine
1981 - Buick Regal GAS Lower V 8 Cyl 4.4L

Showing 1 - 10 of 35 Products for Radiator.