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DeWitts LSX Modified Radiator Modules

4.53 out of 5 stars 17 Customer Reviews

DeWitts LSX modified radiator modules are designed to fit into the stock mounting and use the factory connections when installing an LS engine. They're manufactured
DeWitts LSX modified radiator modules are designed to fit into the stock mounting and use the factory connections when installing an LS engine. They're manufactured and furnace-brazed in DeWitts' own furnace. The cores feature two rows of cooling tubes, a serpentine fin, and are epoxy-free. The radiators' press-formed end tanks are manually TIG-welded by expert craftsmen, providing the ultimate in strength and appearance. Included is an aluminum shroud with a Spal electric fan mounting in position, one wire harness, and a temperature switch. DeWitts LSX modified radiator modules are available with a standard finish,
DeWitts LSX modified radiator modules are designed to fit into the stock mounting and use the factory connections when installing an LS engine. They're manufactured and furnace-brazed in DeWitts' own furnace. The cores feature two rows of cooling tubes, a serpentine fin, and are epoxy-free. The radiators' press-formed end tanks are manually TIG-welded by expert craftsmen, providing the ultimate in strength and appearance. Included is an aluminum shroud with a Spal electric fan mounting in position, one wire harness, and a temperature switch. DeWitts LSX modified radiator modules are available with a standard finish, an exclusive black ice epoxy coat for a great OEM look, or polished. Over a hundred models are available (crossflow or downflow) for vehicles from the 1960s and '70s. They can also be ordered with a built-in transmission cooler for your automatic equipped vehicle.

Results 1 - 25 of 96

Radiators, LSX Modified Radiator Modules, Downflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6139017A

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Radiators, LSX Modified Radiator Modules, Downflow, Aluminum, Black, Transmission Cooler, Dual Fan, Steam Vent Kit, Chevrolet, Engine Swap, Kit

Part Number: DWR-6239017A

Not Yet Reviewed

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

Part Number: DWR-6239018A

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6139024M

Not Yet Reviewed

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Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6139022A

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

1964-67 CHEVELLE SB / BB DF

Part Number: DWR-6239002M

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Radiator, LSX Modified Radiator Module, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Aluminum Shroud, Chevrolet, Kit

Part Number: DWR-6139019A

Not Yet Reviewed

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1967-69 CAMARO BB CF

Part Number: DWR-6239022A

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

1963-65 CORVETTE MOD. CF

Part Number: DWR-6239024A

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

1961-62 CORVETTE SB CF

Part Number: DWR-6239061A

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

LSX Conversion Radiator - 1973-87 Chevy C10 HD Truck Man, Natural, 2 row 1" tubes

Part Number: DWR-6139019M

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, GMC, Small Block LS, Kit

Part Number: DWR-6139018A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6139022M

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: DWR-6139024A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Radiators, LSX Modified Radiator Modules, Downflow, Aluminum, Natural, Transmission Cooler, Single Fan, Chevrolet, Engine Swap, Kit

Part Number: DWR-6139055A

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Black, Transmission Cooler, Dual Fan, Black Shroud, Buick, Chevy, Small Block LS, Kit

Part Number: DWR-6239003A

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

LSX Conversion Radiator - 1973-87 Chevy C10 HD Truck, Auto, Natural, 2 row 1" tubes

Part Number: DWR-6239019A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Black, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6239022M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Estimated Ship Date: Jan 16, 2026 if ordered today

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: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

1973-76 Corvette, LSX Modified, Crossflow with BB radiator support, auto

Part Number: DWR-6139073A

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Estimated Ship Date: Jan 16, 2026 if ordered today

1970-81 FIREBIRD SB / BB CF

Part Number: DWR-6139021A

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Black, Dual Fan, Chevrolet, Engine Swap, Kit

Part Number: DWR-6239024M

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Radiator, Direct-Fit, Aluminum, 2-Row, Crossflow, Chevy, LS, Manual, Each

Part Number: DWR-6239066M

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

LSX Conversion Radiator, Module,Corvette,1969-72 SB, Manual

Part Number: DWR-6239070M

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

1967-87 C10 TRUCK / BLAZER SB / BB CF

Part Number: DWR-6139018M

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

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