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Holley Vacuum Secondary Carburetor Accessories 20-59

Quick Change Covers, Vacuum Diaphragm Spring, Plastic, Black, Holley, Each

Part Number: HLY-20-59

4.43 out of 5 stars ( 30 )

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Summit Racing™ Vacuum Secondary Diaphragms SUM-200251

Vacuum Secondary Diaphragm, Rubber, Holley Carburetors, Each

Part Number: SUM-200251

4.86 out of 5 stars ( 7 )

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AED Vacuum Secondary Quick-Change Kits with Springs 5585

Vacuum Secondary Cover, Quick-Change, Plastic, Black, Holley 4150/4160, Carburetors, Kit

Part Number: AED-5585

4.5 out of 5 stars ( 26 )

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AED Vacuum Secondary Spring Tuning Kits 5580

Vacuum Secondary Springs, Steel, Holley 4150/4160, Carburetors, Set of 7

Part Number: AED-5580

3.0 out of 5 stars ( 2 )

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Moroso Vacuum Line Cap Kits 41090

Vacuum Caps, Plastic, Assortment, Set of 20

Part Number: MOR-41090

Not Yet Reviewed

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Moroso Vacuum Secondary Spring Kits 65425

Vacuum Secondary Spring Kit, for Holley Carbs, Contains 7 Springs

Part Number: MOR-65425

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

AED Performance Vacuum Caps and Plugs 5421X

CARB

Part Number: AED-5421X

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

AED Performance Vacuum Caps and Plugs 5422X

CARB

Part Number: AED-5422X

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

AED Billet Carburetor Base Plates 6500

Carburetor Base Plate, Billet Aluminum, Holley 4150, R4777, R4778, R4779, R4780, Bare, without Vacuum Ports, Each

Part Number: AED-6500

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Moroso Fuel Pump Block-Off Plates 65398

Fuel Pump Block-Off, Equalizing Plate, Accepts Vacuum Pump, Vacuum Gauge, Chevy, Ford, Chrysler, Each

Part Number: MOR-65398

4.4 out of 5 stars ( 5 )

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Moroso Fuel Pump Block-Off Plates 65397

Fuel Pump Block-Off, Equalizing Plate, Accepts Vacuum Pump, Vacuum Gauge, Chevy, Small Block, Each

Part Number: MOR-65397

5.0 out of 5 stars ( 6 )

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AED HO-Series 750 CFM 4-Barrel Carburetor 750HPHO-BK

Carburetor, HO-Series, 750 cfm, Square Bore, Dual Inlet, Silver Finish, Black Anodized Blocks, Each

Part Number: AED-750HPHO-BK

4.64 out of 5 stars ( 14 )

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AED HO-Series 750 CFM 4-Barrel Carburetor 750HPHO-RD

Carburetor, HO-Series, 750 cfm, Square Bore, Dual Inlet, Silver Finish, Red Anodized Blocks, Each

Part Number: AED-750HPHO-RD

5.0 out of 5 stars ( 25 )

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Holley Replacement Power Valves 125-65

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 6.5 in. Hg, with Gasket, Each

Part Number: HLY-125-65

4.83 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-45

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 4.5 in. Hg, Gaskets, Each

Part Number: HLY-125-45

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-85

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 8.5 in. Hg, with Gasket, Each

Part Number: HLY-125-85

4.87 out of 5 stars ( 15 )

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Holley Replacement Power Valves 125-55

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 5.5 in. Hg, with Gasket, Each

Part Number: HLY-125-55

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-35

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 3.5 in. Hg, Gaskets, Each

Part Number: HLY-125-35

4.5 out of 5 stars ( 12 )

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AED HO-Series 950 CFM 4-Barrel Carburetor 950HO-BK

Carburetor, HO-Series, 950 cfm, Square Bore, Dual Inlet, Silver Finish, Black Anodized blocks, Each

Part Number: AED-950HO-BK

5.0 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-25

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 2.5 in. Hg, Gaskets, Each

Part Number: HLY-125-25

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-75

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 7.5 in. Hg, with Gasket, Each

Part Number: HLY-125-75

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Summit Racing™ 4-Window Power Valves SUM-200PV4W45

Summit Racing™ 4-Window Power Valves SUM-200PV4W45

Power Valve, 4-Window, High Flow, Single Stage, 4.5 in. HG. Holley/Quick Fuel, Each

Part Number: SUM-200PV4W45

5.0 out of 5 stars ( 1 )

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Holley Replacement Power Valves 125-105

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 10.5 in. Hg, Gaskets, Each

Part Number: HLY-125-105

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Holley Replacement Power Valves 125-95

Carburetor Power Valves, Replacement, Single Stage, Standard Flow, 9.5 in. Hg, with Gasket, Each

Part Number: HLY-125-95

5.0 out of 5 stars ( 4 )

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Summit Racing™ 4-Window Power Valves SUM-200PV4W65

Power Valve, 4-Window, High Flow, Single Stage, 6.5 in. HG. Holley/Quick Fuel, Each

Part Number: SUM-200PV4W65

Not Yet Reviewed

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115 Results Found For "vacuum"