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Goodmark Radiator Core Supports

4.41 out of 5 stars 148 Customer Reviews

Goodmark offers radiator core supports for a variety of classic vehicles. These steel replacements are EDP coated for protection—and tailored for fitment on specific applications. Keep your radiator mounted securely with OEM-style supports from Goodmark.

Showing In Stock Items. Show All 39 Items.

Results 1 - 25 of 29

Goodmark Radiator Core Supports for 1967-1971 F-100, F-250 - GMK3144320671

Radiator Support, Radiator Core Support, Steel, EDP Coated, Models with 27.50 in. Center Opening, Ford, Each

Part Number: GMK-3144-320-671

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1966-1967 GTO, LEMANS, TEMPEST - GMK4331320661

Radiator Support, Steel, EDP Coated, Pontiac, Each

Part Number: GMK-4331-320-661

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1982-1988 MONTE CARLO - GMK406232082

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4062-320-82

Not Yet Reviewed

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1966-1967 CHEVY II - GMK401132066

Radiator Support, Steel, Chevy, Each

Part Number: GMK-4011-320-66

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK414332069

Radiator Support, Steel, EDP Coated, Chevy, GMC, Each

Part Number: GMK-4143-320-69

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK4012326682S

Cushions, Radiator Mount, Buick, Chevy, Oldsmobile, Pontiac, Set of 4

Part Number: GMK-4012-326682S

4.05 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1967-1969 CAMARO, FIREBIRD - GMK402032067

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4020-320-67

4.54 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK402032667S

Bushings, Radiator Support, Bolts, Nuts, Flat Washers, Lockwashers, GM, F-Body/X-Body, Kit

Part Number: GMK-4020-326-67S

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1977-1981 FIREBIRD - GMK432132077

Radiator Core Support, Steel, EDP Coated, Pontiac, Each

Part Number: GMK-4321-320-77

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2026 if ordered today

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Estimated Ship Date: Sep 24, 2026 if ordered today

Goodmark Radiator Core Supports for 1962-1964 CHEVY II - GMK401032062

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4010-320-62

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK4012326681S

Cushions, Radiator Mount, Chevy, Set of 4

Part Number: GMK-4012-326681S

4.76 out of 5 stars ( 25 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1968-1969 CHEVELLE, EL CAMINO - GMK403232068

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4032-320-68

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1970-1973 CAMARO - GMK402132070

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4021-320-70

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK403032665S

Bushings, Radiator Support, Chevy, Kit

Part Number: GMK-4030-326-65S

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1978-1981 CAMARO - GMK402132078

Radiator Support, Steel, EDP Coated, Chevrolet, Each

Part Number: GMK-402132078

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK4142320601

Radiator Support, Steel, EDP Coated, with Cross Brace, Chevy, GMC, C/K-Series Pickup, Each

Part Number: GMK-4142-320-601

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK403232668S

Bushings, Radiator Support, GM, Passenger Car, Kit

Part Number: GMK-4032-326-68S

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Goodmark Radiator Core Supports for 1967-1968 COUGAR, MUSTANG - GMK3021320671

Radiator Core Support, Steel, EDP Coated, Ford, Mercury, Each

Part Number: GMK-3021-320-671

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 23, 2026 if ordered today

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Estimated Ship Date: Sep 23, 2026 if ordered today

Goodmark Radiator Core Supports for 1968-1970 GTO, TEMPEST, 1968-1969 LEMANS - GMK433332070

Radiator Support, Steel, EDP Coated, Pontiac, Each

Part Number: GMK-4333-320-70

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Goodmark Radiator Core Supports GMK4145320892

Radiator Support, Steel, EDP Coated, Chevy, GMC, R/V-Series Pickup, with Quad Headlight, Each

Part Number: GMK-4145-320-892

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Sep 24, 2026 if ordered today

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Estimated Ship Date: Sep 24, 2026 if ordered today

Goodmark Radiator Core Supports for 1961-1964 F-100, F-250, F-350 - GMK3143320611

Radiator Support, Steel, EDP Coated, 2WD, Ford, Each

Part Number: GMK-3143-320-611

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2026 if ordered today

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Estimated Ship Date: Sep 22, 2026 if ordered today

Goodmark Radiator Core Supports for 1967-1968 COUGAR, MUSTANG - GMK302132067

Radiator Support, Steel, EDP Coated, Ford, Mercury, Each

Part Number: GMK-3021-320-67

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Goodmark Radiator Core Supports for 1970 CHEVELLE, EL CAMINO - GMK403332070

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4033-320-70

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2026 if ordered today

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Estimated Ship Date: Sep 25, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Auto Metal Direct Radiator Core Supports for 1970 CHEVELLE, EL CAMINO - 350-3470-1

Not Yet Reviewed

Estimated Ship Date: Today

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Goodmark Radiator Core Supports for 1973-1974 APOLLO, NOVA, OMEGA - GMK401232068

Radiator Support, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4012-320-68

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Sep 25, 2026 if ordered today

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Estimated Ship Date: Sep 25, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

OER Authorized Radiator Supports for 1968 CHEVY II, 1969-1974 NOVA - 327515

5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Goodmark Radiator Core Supports GMK414332067

Radiator Support, Steel, EDP Coated, Chevy, C/K-Series Pickup, Each

Part Number: GMK-4143-320-67

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Sep 23, 2026 if ordered today

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Estimated Ship Date: Sep 23, 2026 if ordered today

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