Carburetor Needle and Seats - 0.150 in. Seat Size - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Holley Needle and Seat Assemblies 6-519-2

Carburetor Needle and Seats, Holley, Inlet Needle, Steel, Adjustable, 0.150 in. Seat, Center Hung Float, Gaskets, for 750 cfm or Larger Carb, Pair

Part Number: HLY-6-519-2

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Needle and Seat, Stainless Steel, 0.150 in. Seat, Holley, Center-Hung Floats, Each

Part Number: AED-5117

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Carburetor Needle and Seats, Holley, Inlet Needle, Titanium, Adjustable, 0.150 in. Seat, Center Hung Float, Gaskets, for 750 cfm or Larger Carb, Each

Part Number: HLY-6-521

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Needle and Seat, Alcohol, Titanium, Adjustable, 0.150 in. Seat, Center-Hung Floats, Each

Part Number: QFT-18-12QFT

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Needle and Seat, Alcohol, Stainless Steel, Adjustable, 0.150 in. Seat, Center-Hung Floats, Each

Part Number: QFT-18-11QFT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Carburetor Needle and Seats, Viton®, 0.150 in. Seat, Stainless Steel, Center Hung Float Style, Gasket included, Pair

Part Number: EW1-11511

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025