Automotive Cooling & Heating Parts

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need...

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need to offset that extra heat, including high performance radiators and oil coolers, electric fans, high-flow electric water pumps, and thermostats. We also have radiators and coolers for everything from stock replacements to street rods and other custom applications, plus flex fans, wiring kits, and radiator caps. If your heater or air conditioner has seen better days (or if your vehicle never had one!), we can help you out with heater cores, air conditioners,...

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Results 1 - 25 of 2000 +

ICT Billet Remote Mount Water Pump Adapters 551755-REM

ICT Billet Remote Mount Water Pump Adapters 551755-REM

Gen V LT Remote Water Pump Mounting Plates Kit w/ -12AN Adapters LT1 L83 L86

Part Number: ICB-551755-REM

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Redhorse Performance 4911 Series Water Neck Adapters 4911-16-3

Fitting, Adapter, AN to Male Push-on, Straight, Aluminum, Red Anodized, -16 AN, Each

Part Number: HSE-4911-16-3

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Redhorse Performance 4911 Series Water Neck Adapters 4911-20-1

Fitting, Adapter, AN to Male Push-on, Straight, Aluminum, Blue Anodized, -20 AN, Each

Part Number: HSE-4911-20-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

ICT Billet Fan Adapter Spacers 551829-L84-LS

Gen V LT Truck Water Pump to LS Truck Fan Clutch Adapter

Part Number: ICB-551829-L84LS

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Mishimoto Replacement Sandwich Plate Thermostats MMTS-SPT-85

Thermostat, Sandwich Plate, 185 degrees, Replacement, Each

Part Number: MIO-MMTS-SPT-85

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Redhorse Performance 4911 Series Water Neck Adapters 4911-16-1

Fitting, Adapter, AN to Male Push-on, Straight, Aluminum, Blue Anodized, -16 AN, Each

Part Number: HSE-4911-16-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

March Performance Fan Adapter Spacers 4203

BUICK GN 86-87 ALUM FAN ADAPTER ASSEMBLY

Part Number: MCH-4203

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

ICT Billet Water Pump, Electric, Port Adapter Flanges 551755-EW-BBC

LT Gen V Electric Water Pump Adapter Plates (Converts BBC Pump to LT Gen V Engine)

Part Number: ICB-551755-EWBBC

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ICT Billet Fan Adapter Spacers 551829-L84-FN

Adapter, L84 to SBC Fan L84 L87 Gen V Water Pump to 4 Bolt Style Mechanical Fan

Part Number: ICB-551829-L84FN

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

URO Parts Water Neck Adapters 12517646145

Engine Coolant Thermostat Adapter Lead, Thermostat Adapter Lead

Part Number: URO-015644

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

FJC Inc. Air Conditioning Service Port Adapters 2557

#2607 service port with #2614 cap

Part Number: FJC-2557

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FJC Inc. Air Conditioning Service Port Adapters 2609

GM High Side R-134a OEM Replacement Service Port

Part Number: FJC-2609

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

CSR Performance Port Adapter Flange Replacement O-RIngs CSR 916KIT

Replacement O-Ring Kit For (916) Port Adapter Small Block Chevy

Part Number: CSI-916KIT

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

FJC Inc. Air Conditioning Service Port Adapters 4465

Heavy duty truck deluxe service item assortment

Part Number: FJC-4465

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Vintage Air Duct Hose Adapters 62415-VUE

Hose Adapter, 2.0 in. Diameter to 2.5 in. Diameter, Plastic, Black, Each

Part Number: VTA-62415-VUE

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Maradyne Dual Fan Adapter Harnesses MFA111

Electric Fan Harness, Dual Fan Adapter, Each

Part Number: MAR-MFA111

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 49154-VUI

Duct Hose Adapter, 2 in. to 2.5 in., Plastic, Black, Each

Part Number: VTA-49154-VUI

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Improved Racing Automatic Transmission Cooler Adapter with Thermostat TGM-100-T2

Transmission cooler adapter, thermostatic, 160F, -6 AN ORB ports, Each

Part Number: IRP-TGM-100-T2

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 623214

Heater Duct Components, Hose Adapter for 2.50 in. Hose, 7.50 in. Length, 3.81 in. Height, 2.81 in. Depth, Plastic, Each

Part Number: VTA-623214

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 629961

Heater Ducting Components, 2.00 in. Hose Adapter, Plastic, Black, 2.75 in. Diameter, 1.0 in. Thick Base, Universal, Each

Part Number: VTA-629961

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 627177-FCE

Heater Duct Components, Hose Adapter for 1.50 in. Hose, 2.00 in. Diameter, Plastic, Each

Part Number: VTA-627177FCE

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 624220

HOSE ADAPTER

Part Number: VTA-624220

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Davies Craig EWP Adapter Kits DC-8621

Water Pump Installation Kit, EWP Adapter Kit, Black Hose, Chevrolet, Big Block, Kit

Part Number: DCW-DC-8621

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Davies Craig EWP Adapter Kits DC-8670

Water Pump Installation Kit, EWP Adapter Kit, Chevrolet, Small Block LS, Kit

Part Number: DCW-DC-8670

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Vintage Air Duct Hose Adapters 62419-VUE

Hose Adapter, Glue-On, 2.0 in. Diameter, Plastic, Black, Each

Part Number: VTA-62419-VUE

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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