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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Mishimoto Performance Radiators MMRAD-GMT-99

Radiator, Performance, Crossflow, Upper Left Inlet/Lower Right Outlet, 34 in. x 17 in. x 2 in. Core, Aluminum, Cadillac, Chevy, GMC, Hummer, Each

Part Number: MIO-MMRAD-GMT-99

4.41 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Summit Racing™ Stainless Steel Overflow Tanks SUM-300103

Overflow Tank, 34 oz., Cylindrical, Stainless Steel, Polished, Recirculating, 3 in. Diameter, 10 in. Length

Part Number: SUM-300103

4.63 out of 5 stars ( 127 )

Estimated Ship Date: Today

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Summit Racing™ Stainless Steel Overflow Tanks SUM-300120

Overflow Tank, 34 oz., Cylindrical, Stainless Steel, Black Anodized, Recirculating, 3 in. Diameter, 10 in. Length, Each

Part Number: SUM-300120

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Mr. Gasket Coolant Overflow Tanks 9133

Overflow Tank, 34 Ounces, 3 in. Diameter, 10 in. Height, Stainless Steel, Polished, Universal, Each

Part Number: MRG-9133

4.73 out of 5 stars ( 41 )

Estimated Ship Date: Today

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Top Street Performance Stainless Steel Overflow Tanks HC6327

Overflow Tank, 34 oz., Cylindrical, Stainless Steel, Natural, Recirculating, 3 in. Diameter, 10 in. Length, Each

Part Number: TSN-HC6327

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Aeromotive Electric Water Pumps 24304

Water Pumps, Electric, 34 Flow Rate At 12 V, 16 amps, Aluminum, Black, 1 1/2 in. Inlet, Chevrolet, Small Block LS, Each

Part Number: AEI-24304

Not Yet Reviewed

Estimated Ship Date: Today

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Aeromotive Electric Water Pumps 24309

Water Pump, Electric, 34 GPM, Billet Aluminum, Black Anodized, -20 AN O-ring Threads, Dodge, Hemi, Each

Part Number: AEI-24309

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Aeromotive Electric Water Pumps 24307

Water Pumps, Electric, 34 Flow Rate At 12 V, 16 amps, Aluminum, Black, 1 3/4 in. Inlet, Chevrolet, Big Block, Each

Part Number: AEI-24307

Not Yet Reviewed

Estimated Ship Date: Today

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Coast to Coast International Body Parts Radiators RAD1694

RADIATOR; WITH ENGINE OIL COOLER; 34 INCH CORE; PLASTIC AND ALUMINUM

Part Number: BDY-RAD1694

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Cold Case Night Rider Series Performance Aluminum Radiators for 1966-1967 GTO, LEMANS, TEMPEST - GPG34B

Radiator, Performance, Aluminum, Black, Downflow, 2 Row, V8, Pontiac, GTO, Without A/C, Each

Part Number: RAD-GPG34B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Coast to Coast International Body Parts Radiators RAD1693

RADIATOR; WITH ENGINE OIL COOLER; 34 INCH CORE; PLASTIC AND ALUMINUM

Part Number: BDY-RAD1693

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Cold Case Performance Aluminum Radiator Modules for 1965-1967 GTO, LEMANS, TEMPEST - GPG34K

Radiator, Performance, Module, Aluminum, Polished, Downflow, 2 Row, Dual 12 in. Fans, Pontiac, Kit

Part Number: RAD-GPG34K

Not Yet Reviewed

Estimated Ship Date: Today

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Mishimoto Radiators MMRAD-UNI-3424

Large Universal Radiator, 34" x 24" Core

Part Number: MIO-MMRADUNI3424

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Eddie Marine Water Crossovers 106-34

Crossover,Stainless steel,Big Block Chevy,Eliminate your cast iron circulating pump,1 1/4"Slip Down Connection

Part Number: EDM-106-34

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Cold Case Performance Aluminum Radiators for 1964-1967 GTO, LEMANS, TEMPEST - GPG34AS

Radiator, Performance, Aluminum, Polished, Downflow, 2 Row, Transmission Cooler, Heavy Duty, Pontiac, GTO, Each

Part Number: RAD-GPG34AS

Not Yet Reviewed

Estimated Ship Date: Today

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Mishimoto Universal Oil Coolers MMOC-34SL

Oil Cooler Kits, Universal 34-Row Oil Cooler, Silver

Part Number: MIO-MMOC34SL

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Ron Francis Wiring Electric Fan Thermostat Kits AR34

Wiring System, Electric Fan, 200 Degrees On, 185 Degrees Off, 3/8 in. NPT Thread, Each

Part Number: RFW-AR34

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Cold Case Performance Aluminum Radiators for 1966-1967 GTO, LEMANS, TEMPEST - GPG34

Radiator, Performance, Aluminum, Polished, Downflow, 2 Row, Pontiac, GTO, Each

Part Number: RAD-GPG34

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Cold Case Performance Aluminum Radiator Modules for 1965-1967 GTO, LEMANS, TEMPEST - GPG34AK

Radiator, Performance, Module, Aluminum, Polished, Downflow, 2 Row, Transmission Cooler, Dual 12 in. Fans, Pontiac, Kit

Part Number: RAD-GPG34AK

Not Yet Reviewed

Estimated Ship Date: Jul 6, 2026 if ordered today

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Estimated Ship Date: Jul 6, 2026 if ordered today

ATP Carbon-Activated Premium Cabin Air Filters RA-34

Cabin Air Filter Elements, Carbon-Activated Premium, Carbon/Charcoal, Volvo, Each

Part Number: ATP-RA34

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Mishimoto Universal Oil Coolers MMOC-34BK

Oil Cooler Kits, Universal 34-Row Oil Cooler, Black

Part Number: MIO-MMOC34BK

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Cold Case Performance Aluminum Radiators for 1966-1967 GTO, LEMANS, TEMPEST - GPG34A

Radiator, Performance, Aluminum, Polished, Downflow, 2 Row, Transmission Cooler, Pontiac, GTO, Each

Part Number: RAD-GPG34A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Eddie Marine True Billet Drive Showers 295-34BK

Drive Cooling Shower,Billet aluminum,For Mercruiser Bravo III Sterndrives,Gloss black Fusioncoat finish

Part Number: EDM-295-34BK

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Mishimoto Universal Oil Coolers MMOC-34GD

Oil Cooler Kits, Universal 34-Row Oil Cooler, Gold

Part Number: MIO-MMOC34GD

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Eddie Marine True Billet Drive Showers 295-34B

Drive Cooling Shower,Billet aluminum,For Mercruiser Bravo III Sterndrives,Bright blue Fusioncoat finish

Part Number: EDM-295-34B

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

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