Holley Engine Gaskets & Seals

Carburetor Gaskets, Base Plate, 4-Barrel, Open Center, 0.060 in. Thick, Composite Material, for Model 4150 Ultra, Each

Part Number: HLY-108-124

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/8/2025

Gaskets, Plenum O-Ring Cord, 4.5 ft. Long, 3/32 in. Diameter, Hi-Ram, Chevy, LS, Each

Part Number: HLY-508-21

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Gaskets, Intake Manifold, O-ring Seals, Rubber, Stock Ports, 8-piece, Chevy, LS, 6.2L, 7.0L, Set

Part Number: HLY-508-22

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Gaskets, Throttle Body, Replacement, 92mm, 102mm, Paper Gasket, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-508-20

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/8/2025

Carburetor Gaskets, Base Plate, 4-Barrel, Square Bore, Open Center, 1.813 in. Bore Size, 0.063 in. Thick, Composite Material, Each

Part Number: HLY-108-10

4.96 out of 5 stars ( 24 )

Estimated Ship Date: Monday 12/8/2025

Manifold Gaskets, SysteMax, Intake, Upper to Lower, Kormetal Material, Ford, 5.0L, Each

Part Number: HLY-108-80

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/8/2025

Throttle Body Gaskets, Replacement, Service Part, Paper Material, Open, for 2000 cfm Throttle Body, Each

Part Number: HLY-9910-102

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

O-ring Seals, Replacement, Water Neck Seal, rubber, Green, Lower, fits Stock Factory and Holley Mid-Mount Drive Timing Covers, Gen III, Hemi, Each

Part Number: HLY-97-364

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Timing Cover Gaskets, Replacement, O-Rings, Rubber, Black, for Holley Covers 20-300, 20-320, 20-340, Ford, 7.3L, Godzilla, Kit

Part Number: HLY-97-405

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Gaskets, Throttle Body, Base Plate and Gasket, 4-barrel, 4150 Flange, for Holley Commander, Model 112-578, Each

Part Number: HLY-508-18

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Gaskets, Throttle Body, Base Plate and Gasket, 4-barrel, 4150 Flange, for Holley Commander, Model 112-577, Each

Part Number: HLY-508-17

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Throttle Body Gaskets, Replacement, Service Part, Paper Material, Open, for 1000 cfm Throttle Body, Each

Part Number: HLY-9910-101

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order