CHEVROLET Chevy small block Gen III/IV (LS-based engines) Cooling & Heating

Radiator, Bone Yard, Universal, Aluminum, Natural, 31.500 in. Wide, 19.500 in. High, Each

Part Number: BCI-35204

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Air Conditioning Compressor Brackets, Sanden 508 Style, Aluminum, Natural, Chevrolet, Small Block LS, Kit

Part Number: ICB-551135-3-508

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Radiator, LSX Modified Radiator Module, Downflow, Aluminum, Black, Transmission Cooler, Dual Fan, Black Plastic Shroud, Chevy, LS Engine Swap, Kit

Part Number: DWR-6239002A

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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• Special Order
• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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Air Conditioning Compressor, V7 Type, Aluminum, Natural, Serpentine Pulley, 4-groove, Chevrolet, Pontiac, 5.7L LS, Each

Part Number: UAC-CO20730C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Radiator, Aluminum, Natural, 3-Row, LS Swap, Chevy, Oldsmobile, Pontiac, Buick, Each

Part Number: SUM-384068

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Radiator System with Fan, Universal, LS, Aluminum, Natural, Manual Trans, 31.10 x18.0, Kit

Part Number: PRO-126LS20

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Chevrolet, Small Block LS, Each

Part Number: MCH-BTH-212-05

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Water Pump Fasteners, Holley, LT/LS Cooling Manifold, Replacement, Hardware, Steel, Cadmium Finish, GM, Gen III/IV, LS Engines, Kit

Part Number: HLY-97-162

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Chevrolet, Engine Swap, Kit

Part Number: DWR-6139024A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping
• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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Thermostat, 160 Degree, Bypass Valve, Copper/Brass, GM, Each

Part Number: SUM-367-160

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Water Neck and Thermostat Housing, Billet Aluminum, Natural, Straight Up, Chevy, LS, Each

Part Number: ICB-551836-LS3ST

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Radiator, Crossflow, Dual-Row, Aluminum, Natural, 26.24 in. Wide, 18.63 in. High, 3.0 in. Thick, Each

Part Number: GRI-8-70009-LS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Radiators, Cooling, Crossflow, Aluminum, Natural, Engine Swap, Buick, Chevy, GMC, Oldsmobile, Pontiac, Small Block LS, Each

Part Number: FBR-FB302

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Pump, Electric, Black Anodized, Chevy, LS, Each

Part Number: PGP-PRP-4551

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Air Conditioner Brackets, A/C Compressor Brackets, R4, Aluminum, Silver, GM, LS, Kit

Part Number: SUM-340820-AC1S

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Radiator, Exact-Fit, Aluminum, Natural, Chevy, Pontiac, Each

Part Number: BCI-60246

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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• Special Order

Thermostat, 180 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Housing, Chevy, Pontiac, Each

Part Number: SUM-363-180

3.67 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

Water Pump Bolts, 12-Point, Chromoly, Black Oxide, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-134-3202

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

Electric Fan, Control Module/Harness, Chevy, Pontiac, Each

Part Number: CEI-109068

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Water Neck, Billet Aluminum, Raw Machined, 80 Degree, Chevy, LS, Each

Part Number: EMS-MS106-90M

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Bolts, Water Pump/Thermostat Housing, 12-Point, Stainless Steel, Chevy, LS1/LS2, Kit

Part Number: ARP-434-3202

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Water Pump, Mechanical, Standard-Volume, Counterclockwise, Aluminum, Black, Chevy, Pontiac, 5.7L LS, Each

Part Number: TFF-1310D

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Pump Spacers, 1.500 in. Thickness, Billet Aluminum, Natural, Buick, Cadillac, Chevy, GMC, LS, Kit

Part Number: ICB-551697

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Air Conditioning Compressor Brackets, for R4 Compressor, Idler Pulley, Passenger Side, Billet Aluminum, Natural, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-340841

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Thermostat, 180 Degrees Opening Temperature Rating, Copper/Steel, Gaskets, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: LPE-L310055204

2.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow