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Holley Vacuum Secondary Carburetor Accessories

4.49 out of 5 stars 35 Customer Reviews

Holley offers vacuum secondary carburetor accessories that can be used as replacements or for use in upgrading your present carburetor. From diaphragms to spring kits, covers to quick-change kits and more, Holley has the part accessories you need to keep your carburetor at peak performance.

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Holley Vacuum Secondary Carburetor Accessories 20-59

Holley Vacuum Secondary Carburetor Accessories 20-59

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 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Holley Vacuum Secondary Carburetor Accessories 20-73

Holley Vacuum Secondary Carburetor Accessories 20-73

Holley Vacuum Secondary Carburetor Accessories 20-73

Dual Quick Change Covers, Vacuum Diaphragm, Plastic, Black, Holley, with Balance Tube for Dual Carbs, Pair

Part Number: HLY-20-73

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

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