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

Mishimoto X-Line Radiators MMRAD-CHE-65X

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

Part Number: MIO-MRAD-CHE-65X

4.0 out of 5 stars ( 1 )

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Summit Racing™ Thermostats SUM-370-160

Thermostat, 160 Degree, Copper/Brass, Mopar, Ford, Lincoln, Mazda, Mercury, Each

Part Number: SUM-370-160

4.0 out of 5 stars ( 2 )

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Keyser Manufacturing Thermostat Housings 100 15359-1

Water Neck, 90 degree, Swivel, Cast Aluminum, Polished, O-ring Sealing Style, Chevy, Small Block, Big Block

Part Number: KYS-100-15359-1

4.67 out of 5 stars ( 12 )

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Proform Aluminum Water Necks 141-501

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

Part Number: PRO-141-501

5.0 out of 5 stars ( 1 )

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EMP Stewart High Performance Thermostats 304

Thermostat, 160 Degree, Each

Part Number: EMP-304

3.0 out of 5 stars ( 2 )

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Be Cool Custom-Fit Aluminum Radiators for 1964-1967 GTO, LEMANS, TEMPEST - 62047

Be Cool Custom-Fit Aluminum Radiators for 1964-1967 GTO, LEMANS, TEMPEST - 62047

Radiator, Driver-Fit, Aluminum, Natural, Pontiac, Each

Part Number: BCI-62047

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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Estimated Ship Date: Feb 3, 2026 if ordered today

March Performance Ultra Series Mechanical Water Pumps P2126

Ultra Series water pump, Chevy, 396, 427, 454, Long, Clockwise rotation, Aluminum, High flow, Cast finish, Hub height 7.250", Pilot shaft .625", Inlet

Part Number: MCH-P2126

Not Yet Reviewed

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Cold Case Radiator Support Module Kits for 1966-1967 CHEVY II - CHN540RSLS

Radiator, Support Module, Aluminum, Crossflow, 2 Row, LS Conversion, Chevy, Kit

Part Number: RAD-CHN540RSLS

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

March Performance Thermostat Housings BTH-204-08

Water Neck, Thermostat Housing, Billet, Big/Small Block, Chevy, 75 Degree, Each, O-Ring, Black

Part Number: MCH-BTH-204-08

Not Yet Reviewed

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Tuff Stuff Performance High-Flow Thermostats 910180

Thermostats, Mechanical, High-Flow, 180 degrees, Copper/Stainless Steel, Chrysler, Dodge, Plymouth, Each

Part Number: TFF-910180

4.0 out of 5 stars ( 3 )

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CVR Thermostat Housings TSH6R

Water Neck, Billet Aluminum, Red Anodized, O-Ring, 90 Degree, 1.5 in., Chevy, Big/Small Block/V6, Each

Part Number: CVS-TSH6R

5.0 out of 5 stars ( 3 )

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Vintage Air Gen-IV SureFit Control Panel Kits for 1966-1967 CHEVY II - 473272

Climate Control Panel, SureFit, In-Dash, Aluminum, Black Anodized, Chevrolet, Kit

Part Number: VTA-473272

Not Yet Reviewed

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GMB OE Replacement Water Pumps 125-1410

Water Pump, Mechanical, Aluminum, Natural, Ford, Van, Pickup, 240, 300, Each

Part Number: GMB-125-1410

4.67 out of 5 stars ( 3 )

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Griffin Exact Fit Radiators for 1963-1965 FALCON, 1965-1966 MUSTANG - 7-00034

EXACT FIT RADIATOR

Part Number: GRI-7-00034

5.0 out of 5 stars ( 2 )

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ACDelco Heater Valves 19193204

Heater Valve, Plastic, Black, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jaguar, Jeep, Volvo

Part Number: ADO-15-5812

4.67 out of 5 stars ( 3 )

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DeWitts Pro-Series Radiator Modules for 1966-1968 CORVETTE - 32-4139066M

Radiator and Dual Fan, Direct-Fit, Aluminum, Natural, 2-Row, Crossflow, Chevy, Each

Part Number: DWR-4139066M

4.33 out of 5 stars ( 3 )

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Scott Drake Fan Spacer Bolt Kits 379205-K

Fan Spacer Bolts, Hex, 5/16-24 in. RH, Steel, Natural, 2.750 in. Length, Ford, Kit

Part Number: SDK-379205-K

5.0 out of 5 stars ( 7 )

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CSR Water Pump Spacers CSR 9002

Spacers, Water Pump, 1 in., Billet Aluminum, Natural, with Rubber O-Ring, Natural, Chevy, Big Block, Pair

Part Number: CSI-9002

4.25 out of 5 stars ( 4 )

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MotoRad Radiator Caps T16V

Radiator Cap

Part Number: SNN-T16V

5.0 out of 5 stars ( 1 )

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Mr. Gasket Chrome Water Pump Bolts 4998

Bolts, Chrome, Water Pump, Small and Big Block, Chevy, Long Pump, Hex Head, Kit

Part Number: MRG-4998

4.75 out of 5 stars ( 4 )

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14 Inch 1,500 CFM Hayden Super Duty Electric Fan 3921

Electric Fans, 14 in. Diameter, Pusher, 1,500 cfm, 13.50 amps, Each

Part Number: HDA-3921

Not Yet Reviewed

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Scott Drake Heater Plenum Boxes for 1965-1966 MUSTANG - C6ZZ-18A542-K

Heater Box, Plastic, Black, Ford, Each

Part Number: SDK-C6ZZ18A542K

4.86 out of 5 stars ( 7 )

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Redhorse Performance 4910 Series Thermostat Housing Assemblies 4910-350-24-5

Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Chevy, Small/Big Block, Each

Part Number: HSE-4910-350-245

Not Yet Reviewed

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Proform Slim-Fit Radiator Systems 69605.2

Radiators, Slim-Fit Radiator Systems, Crossflow, Aluminum, Natural, Transmission Cooler, Single Fan, Adjustable Fan Thermostat, Chevy, Pontiac, Kit

Part Number: PRO-696052

Not Yet Reviewed

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Summit Racing™ Performance Fit Aluminum Radiators for 1964-1966 MUSTANG - SUM-380461

Radiator, Performance Fit, Aluminum, Natural, Ford, Inlet and Outlet on Passenger Side, Each

Part Number: SUM-380461

4.56 out of 5 stars ( 9 )

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