Availability
Carburetor Needle and Seats, Holley, Viton® Inlet Needle, Adjustable, Steel, 0.110 in. Seat, Center Hung Float Style, Gaskets Included, Each
Part Number: HLY-6-504
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Viton® Inlet Needle, Adjustable, Center Hung Float Style, 0.130 in. Seat, Gasket Included, Pair
Part Number: HLY-6-522
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
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
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Kits, Adjusting Hardware, Needle and Seat, External Adjustable, Brass Screw, Nut, Washers, Gold Finish, Kit
Part Number: HLY-34-7
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Holley, Viton® Inlet Needle, Adjustable, Steel, 0.097 in. Seat, Side Hung Float Style, Gaskets Included, Each
Part Number: HLY-6-506
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Viton® Inlet Needle, Adjustable, Center Hung Float Style, 0.120 in. Seat, Gasket Included, Pair
Part Number: HLY-6-518-2
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
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 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Holley, Inlet Needle, Adjustable, Steel, 0.110 in. Seat, Center Hung Float, Gaskets, for 735 cfm or Smaller Carb, Pair
Part Number: HLY-6-500-2
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Holley, Inlet Needle, Adjustable, Steel, 0.097 in. Seat, Center Hung Float, with Gaskets, for Small 4-barrel Carb, Pair
Part Number: HLY-6-501-2
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Carburetor Needle and Seats, Viton® Inlet Needle, Non-Adjustable, Steel, 0.110 in. Seat, Side Hung Float Style, Gasket Included, Each
Part Number: HLY-6-510
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Rebuid Kits, Carburetor Renew, 4160 Models, Gaskets, O-rings, Pump Diaphragm, Needle, Seats, Power Valve, Instructions, Kit
Part Number: HLY-37-119
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 42 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.42 in. Seat Height, High Impedance, 8-pieces, Set
Part Number: HLY-522-428
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 48 lbs/hr, Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.42 in. Seat Height, High Impedance, 12.2 ohms, 8-pieces, Set
Part Number: HLY-522-488
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 36 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated, 2.85 in. Seat Height, High Impedance, 12.2 ohms, 8-pieces, Set
Part Number: HLY-522-368
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 160 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.85 in. Seat Height, Low Impedance, 2.0 ohms, 8-pieces, Set
Part Number: HLY-522-168
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 120 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.415 in. Seat Height, Low Impedance, 2.2 ohms, 8-piece, Set
Part Number: HLY-522-128
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Rebuid Kits, Carburetor Renew, 4500 Models, Gaskets, O-rings, Pump Diaphragm, Needle, Seats, Sizes 0.120, 0.130, Power Valve, Instructions, Kit
Part Number: HLY-37-1534
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 83 lbs/hr, Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated, 2.42 in. Seat Height, Low Impedance, 2.2 ohms, 8-pieces, Set
Part Number: HLY-522-838
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Power Valve Savers, Check Ball Kit, Brass Seat, Springs, Stop, Steel Drill Bit, Zinc Plated, Kit
Part Number: HLY-125-500
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Rebuild Kits, Carburetor, Gaskets, O-rings, Pump Diaphragm, Needle, Seats, Power Valves Hardware, for Model 4180, Remanufactured, Kit
Part Number: HLY-3-1346
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 160 lbs/hr, Tri-cone Spray, Matched, Bosch Plug, EV1 Body, 12V Saturated, 2.85 in. Seat Height, Low Impedance, 2.0 ohms, 8-pieces, Set
Part Number: HLY-522-168FM
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
This product may not be eligible for select promotional offers
Need It Sooner? We recommend these similar substitute parts:
Fuel Injectors, 160 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.85 in. Seat Height, Low Impedance, 2.0 ohms, Each
Part Number: HLY-522-161
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 30 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.85 in. Seat Height, High Impedance, 8-pieces, Set
Part Number: HLY-522-308
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, Sniper EFI, 36 lbs/hr., Tri-cone Spray, USCAR Plug, EV6 Body, 12V Saturated, 1.86 in. Seat Height, High Impedance, 12.2 ohms, Each
Part Number: HLY-522-361S
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
Fuel Injectors, 83 lbs/hr, Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated, 2.42 in. Seat Height, Low Impedance, 2.2 ohms, Each
Part Number: HLY-522-831
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
This product may not be eligible for select promotional offers
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