1966 Cooling & Heating - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

RESTOPARTS® Supplied Water Pumps PP07803-CH

Water Pump, Big Block Chevrolet, Long Aluminum Chrome

Part Number: OPG-PP07803-CH

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Four Seasons Water Necks 84809

Water Neck, AMC, Jeep, Each

Part Number: FSS-84809

3.0 out of 5 stars ( 9 )

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Hayden Fluid Coolers 512

Fluid Cooler, Transmission, Tube, Fin, Natural, 7.5 in. x 12.5 in. x 0.75 in., 9/16 in.-18 Inlet, Outlet

Part Number: HDA-512

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Scott Drake Water Necks C5ZZ-8592-C

Water Neck, Stock Style, Zinc Alloy, Chrome Plated, Ford, Each

Part Number: SDK-C5ZZ-8592-C

4.04 out of 5 stars ( 25 )

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ACDelco Radiator Caps 25661994

Radiator Cap, Steel, Natural, Standard, Street, 15 psi, Each

Part Number: ADO-RC81

4.88 out of 5 stars ( 8 )

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Four Seasons Water Necks 84818

Water Neck, Replacement, Ford, Mercury, Each

Part Number: FSS-84818

3.92 out of 5 stars ( 13 )

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JOES Racing Products Thermo Spacers 36025-V2

JOES Racing Products Thermo Spacers 36025-V2

Water Neck Spacers, Thermo Spacer, Aluminum, Black Anodized, 1.125 in. Thick, Four 1/2 in.-NPT ports, O-Ring included, Chevy, Each

Part Number: JOE-36025-V2

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Mishimoto X-Line Radiators MMRAD-CK-63X

Radiator, X-Line, Downflow Style, Three-row, Aluminum, Natural, Chevy, GMC, Automatic, Each

Part Number: MIO-MMRAD-CK-63X

4.14 out of 5 stars ( 7 )

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Four Seasons Air Conditioning Compressor Clutches 47834

Air Conditioning Compressor Clutches, New Chrysler RV2 Assy with Coil, 5 1/4 in. Dia. 2-Groove Pulley, Steel, Black, Chrysler, Dodge, Plymouth, Each

Part Number: FSS-47834

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Engine Works Thermostat Gaskets 118350-10

Gasket, Water Neck, Fiber, Chevrolet, Small/Big Block, Set of 10

Part Number: EW1-118350-10

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Weiand Aluminum Water Necks 6242

Water Neck, Aluminum, Polished, 45 Degree, Chevy, Big/Small Block, Each

Part Number: WND-6242

4.2 out of 5 stars ( 10 )

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Goodmark Fan Shrouds for 1964-1967 CHEVELLE, EL CAMINO - GMK4030310641

Fan Shroud, Single, Bolt-on, Steel, Black, Chevy, 283, 327, Each

Part Number: GMK-4030-310-641

5.0 out of 5 stars ( 1 )

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MotoRad Radiator Caps T4

Radiator Cap, Stainless Steel, Natural, Stant, 4 psi, Chevy, Citroen, Dodge, Fargo, Fiat, Ford, GMC, Jaguar, Kaiser, Nash, Peugeot, Pontiac, Each

Part Number: SNN-T4

4.5 out of 5 stars ( 4 )

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Scott Drake Replacement Radiators for 1964-1966 MUSTANG - 259-3

Radiator, Exact Fit, Copper, Brass, Natural, Ford, 260, 289, Each

Part Number: SDK-259-3

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Four Seasons Heater Valves 74601

Heater Valve, Steel, Natural, Vacuum Operated, Buick, Oldsmobile, Pontiac, Each

Part Number: FSS-74601

5.0 out of 5 stars ( 2 )

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Dorman Thermostats 902-1047

Water Neck and Thermostat Housing, Stock, Steel, Natural, Ford, Mercury, Each

Part Number: RNB-902-1047

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Frostbite Performance Cooling Aluminum Radiators FB137

Radiator, Aluminum, 4-Row, Polished, Crossflow, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: FBR-FB137

5.0 out of 5 stars ( 1 )

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Frostbite Performance Cooling Aluminum Radiators FB161

Radiator, Aluminum, 4-Row, Polished, Downflow, Ford, Each

Part Number: FBR-FB161

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Performance Fit Aluminum Radiator for 1978-1979 Bronco, 1968-1979 F-Series Trucks

4.5 out of 5 stars ( 32 )

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Scott Drake Heater Box Components for 1964-1968 MUSTANG - C0DF-19A779-A

Clamp, Heater Box Component, Ford, Each

Part Number: SDK-C0DF19A779A

5.0 out of 5 stars ( 3 )

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March Performance Thermostat Housings BTH-201-08

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-201-08

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Weiand Aluminum Water Necks 6250

Water Neck, Aluminum, Polished, 15 Degree, Chevy, Big/Small Block, Each

Part Number: WND-6250

3.22 out of 5 stars ( 9 )

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Scott Drake Heater Cable Clamp Bracket Kits for 1964-1968 MUSTANG - 378897-S

Heater Cable Clamp Bracket, Ford, Kit

Part Number: SDK-378897-S

4.86 out of 5 stars ( 7 )

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Summit Racing™ Classic OEM Heater Cores for 1962-1967 CHEVY II - SUM-382158

Heater Core, Copper/Brass, Replacement, Chevy, Each

Part Number: SUM-382158

4.75 out of 5 stars ( 4 )

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Goodmark Radiator Support Bushing Hardware Kits for 1966-1972 CUTLASS, F85, VISTA CRUISER - GMK453132666S

Radiator Support Mounting Hardware, Radiator Support Bushing Hardware Kit, Black, Oldsmobile, Kit

Part Number: GMK-453132666S

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Four Seasons Remanufactured Air Conditioning Compressors 57061

Air Conditioning Compressor, Aluminum, HG850-1000, R-134A, Each

Part Number: FSS-57061

5.0 out of 5 stars ( 1 )

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