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Carburetor Adapter Plate

You’ve got a squarebore carb and a spreadbore intake manifold

You’ve got a squarebore carb and a spreadbore intake manifold—no problem! A carburetor adapter fits between the bottom of the carb or throttle body and the top of the manifold, just like a carburetor spacer, making the combination work!

Summit Racing Equipment’s powerful website makes finding the right carb adapter simple. Just select your flange types and bolt patterns in the left-hand column, and you’ll narrow down your search results! Then you can find the material, height, and brand you want.

Top Brands

For a leak-free fit, get your carb adapter from a trusted manufacturer! Summit Racing only carries brands that our sales...

You’ve got a squarebore carb and a spreadbore intake manifold—no problem! A carburetor adapter fits between the bottom of the carb or throttle body and the top of the manifold, just like a carburetor spacer, making the combination work!

Summit Racing Equipment’s powerful website makes finding the right carb adapter simple. Just select your flange types and bolt patterns in the left-hand column, and you’ll narrow down your search results! Then you can find the material, height, and brand you want.

Top Brands

For a leak-free fit, get your carb adapter from a trusted manufacturer! Summit Racing only carries brands that our sales and tech enthusiasts would use on their own project vehicles, like Mr. Gasket, Edelbrock, Holley, Canton Racing Products, Brodix, Dart, and more, plus our own Summit Racing brand adapters.

Individual Parts

Results 1 - 25 of 79

Carburetor Adapter, Aluminum, Open Center, Dominator Carburetor to Square Bore Manifold, 1.50 in. Thick, Each

Part Number: WSN-027030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Carburetor Adapter, Aluminum, Open Center, Dominator Manifold to Square Bore Carburetor, 1.50 in. Thick, Each

Part Number: WSN-007030

Not Yet Reviewed

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Carburetor Adapter, Aluminum, Tapered, Light Weight, 2300 2-Barrel to 4150 4-Barrel, 1 in. Thick, Each

Part Number: WSN-044111

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Carburetor Adapter, Aluminum, Non-Tapered, Light Weight, 2300 2-Barrel to 4150 4-Barrel, 1 in. Thick, Each

Part Number: WSN-041111

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Carburetor Adapter, Aluminum, Tapered, Light Weight, 2300 2-Barrel to 4150 4-Barrel, 1.5 in. Thick, Each

Part Number: WSN-044330

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

CARB SPACER/ADAPTER

Part Number: WSN-044113

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Carburetor Adapter, 4-Hole, Square Bore Carburetor, Spread Bore Manifold, .850 in. Thick, Each

Part Number: EDL-2696

4.36 out of 5 stars ( 121 )

Estimated Ship Date: Today

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Carburetor Adapter, Open Center, Square Bore Carburetor, Spread Bore Manifold, .750 in. Thick, Kit

Part Number: MRG-1932

4.44 out of 5 stars ( 43 )

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Carburetor Adapter, Super Sucker, 2.00 in. Height, Aluminum, Polished, Dominator Carb Flange, Square Bore 4-barrel Manifold Flange, Each

Part Number: HVH-S0002

5.0 out of 5 stars ( 5 )

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Carburetor Adapter, Ported, Square Bore Carburetor/Ford 460 Autolite Manifold, 1.00 in. Thick, Kit

Part Number: TRD-2199

4.53 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Carburetor Sealing Plate, Open Center, Square Bore Carburetor, Spread Bore Manifold, .063 in. Thick, Each

Part Number: EDL-2732

4.75 out of 5 stars ( 36 )

Estimated Ship Date: Today

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Carburetor Adapter, Aluminum, Natural, 2-Barrel Carburetor to 1-Barrel Manifold, 1.625 in. Thick, Kit

Part Number: SUM-200010

4.58 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Carburetor Adapter, Open Center, Two Barrel Carburetor, 2-Barrel Manifold, .500 in. Thick, Kit

Part Number: MRG-1937MRG

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Carburetor Adapter, Open Center, Dominator Carburetor, Square Bore Manifold, 2.00 in. Thick, Each

Part Number: TRD-2281

4.92 out of 5 stars ( 13 )

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Carburetor Sealing Plate, Open Center, Square Bore Carburetor, Spread Bore Manifold, .125 in. Thick, Each

Part Number: SUM-G1420

4.47 out of 5 stars ( 38 )

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Carburetor Adapter, Ported, Holley 2-Barrel Carburetor, Large 1-Barrel Manifold, 1.125 in. Thick, 2 15/16, Kit

Part Number: TRD-2041

3.67 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Carburetor Adapter, 4-Hole, Square Bore Carburetor, Spread Bore Manifold, .875 in. Thick, Each

Part Number: TRD-2034

4.4 out of 5 stars ( 10 )

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Carburetor Adapter, Open Center, Spread Bore Carburetor, Square Bore Manifold, 0.750 in. Thick, Each

Part Number: SUM-G1401

3.94 out of 5 stars ( 68 )

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Carburetor Adapter, Open Center, Holley 2-Barrel Carburetor, Small 1-Barrel Manifold, 1.75 in. Thick, Kit

Part Number: TRD-2044

3.47 out of 5 stars ( 15 )

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Carburetor Adapter, Ported, Large Square Bore Carburetor, Small Square Bore Manifold, .500 in. Thick, Kit

Part Number: TRD-2064

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Carburetor Adapter, Open Center, Dominator Carburetor, Square Bore Manifold, 2.00 in. Thick, Each

Part Number: MOR-65000

Not Yet Reviewed

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Carburetor Adapter, Open Center, 2-Barrel Carburetor/2-Barrel Manifold, Kit

Part Number: TRD-2040

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Carburetor Adapter, Aluminum, 2-Barrel Carburetor to 1-Barrel Manifold, 1.625 in. Thick, Kit

Part Number: TRD-2025

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Carburetor Adapter, Open Center, Holley 2-Barrel Carburetor, Rochester 2-Barrel Manifold, .500 in. Thick, Each

Part Number: TRD-2086

4.24 out of 5 stars ( 21 )

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