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Holley Air Bleed Kits 126-29-10

Air Bleeds, Replaceable, Screw-in, Brass, 0.029 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-29-10

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AED Custom Carburetor Floats 5370

Carburetor Float, Nitrophyl, Holley, 4150, Each

Part Number: AED-5370

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Trick Flow® Replacement Throttle Return Spring Brackets TFS-20000-RSA

Trick Flow® Replacement Throttle Return Spring Brackets TFS-20000-RSA

Throttle Return Spring Bracket, Replacement, Aluminum, Black Anodized, Holley, 4150/4160, Each

Part Number: TFS-20000-RSA

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FAST Dual Quad Throttle Linkage Kits 304110

Throttle Linkage Kit, Dual Carburetor, Inline Mount, Holley 4150, Kit

Part Number: FST-304110

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Allstar Performance Carburetor Restrictor Plate Inserts ALL26186

Carburetor Restrictor Plate Inserts, 1.250 in. I.D., 0.500 in. Height, Fits Holley 4150 and 4160 Series Carburetors, Aluminum, Natural, Set of 4

Part Number: AAF-ALL26186

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AED Custom Carburetor Floats 5380

Carburetor Float, Nitrophyl, Holley, 4150, Each

Part Number: AED-5380

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Holley Throttle Body Gaskets 508-18

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

Part Number: HLY-508-18

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Holley Throttle Body Gaskets 508-17

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

Part Number: HLY-508-17

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Allstar Performance Fuel Regulator Brackets ALL54292

Bracket, Mallory Fuel Pressure Regulator, Billet Aluminum, Natural, 4-Barrel, 4150 Style, Each

Part Number: AAF-ALL54292

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

Edelbrock Carburetor Float Kits 13108

Carburetor Float Kit, Nitrophyl Floats, Notched for use with Jet Extenders, 0.125 in. Longer Float Arm, Center Hung, for VRS-4150 Carburetors, Kit

Part Number: EDL-13108

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Emgo Replacement Mirrors 61-4150

Mirror, Powersports, Replacement, for use on Honda®, Each

Part Number: EMG-20-87071

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Allstar Performance Drag Hi-Flow 0.5 Inch Carburetor Spacer ALL25980

Carburetor Spacer, Polymer, .500 in. Thick, 4-Hole, Open Center, Each

Part Number: AAF-ALL25980

4.36 out of 5 stars ( 14 )

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Holley Power Valve Check Ball Kits 125-500

Power Valve Savers, Check Ball Kit, Brass Seat, Springs, Stop, Steel Drill Bit, Zinc Plated, Kit

Part Number: HLY-125-500

4.46 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Allstar Performance Drag Hi-Flow 1 Inch Carburetor Spacer ALL25981

Carburetor Spacer, Polymer, 1 in. Thick, 4-Hole, Open Center, Each

Part Number: AAF-ALL25981

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Allstar Performance Drag Hi-Flow 1 Inch Carburetor Spacer ALL25991

Carburetor Spacer, Polymer, 1 in. Thick, Open, 4500 Style, Each

Part Number: AAF-ALL25991

3.78 out of 5 stars ( 9 )

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Allstar Performance Drag Hi-Flow 0.5 Inch Carburetor Spacer ALL25990

Carb Spacer, Hi-Flow, Open Style, 0.500 in. Thick, Phenolic Plastic, Black, 4-barrel Dominator, Each

Part Number: AAF-ALL25990

5.0 out of 5 stars ( 2 )

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Engine Works Carburetor Overhaul Kits 11419R

Carburetor Rebuild Kits, Overhaul Kit, Holley Carburetors, Model 4160, with Reusable Gaskets, Kit

Part Number: EW1-11419R

5.0 out of 5 stars ( 1 )

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MagnaFuel Fuel Pressure Regulator Brackets MP-944500

Bracket, Fuel Pressure Regulator, Aluminum, Natural, Dominator Flange, Each

Part Number: MRF-MP-944500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Allstar Performance Drag Hi-Flow 0.5 Inch Carburetor Spacer ALL25983

Carburetor Spacer, Polymer, .500 in. Thick, 4-Hole, Square Bore, Each

Part Number: AAF-ALL25983

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Moroso Reusable Buna-N Holley Metering Block Gaskets 65222

Metering Block Gaskets, Black, Reusable, Buna-N, Replaces HLY-108-29, Pair

Part Number: MOR-65222

5.0 out of 5 stars ( 8 )

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Allstar Performance Drag Hi-Flow 1 Inch Carburetor Spacer ALL25984

Carburetor Spacer, Polymer, 1 in. Thick, 4-Hole, Square Bore, Each

Part Number: AAF-ALL25984

4.0 out of 5 stars ( 5 )

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Allstar Performance Drag Hi-Flow 1 Inch Carburetor Spacer ALL25994

Carb Spacer, Hi-Flow, 4-hole, 1.00 in. Thick, Phenolic Plastic, Black, 4-barrel Dominator, Each

Part Number: AAF-ALL25994

5.0 out of 5 stars ( 3 )

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AED Billet Nitrous Activation Switch and Bracket Kits 6087

Nitrous Activation Switch, Switch and Bracket, Red Anodized, Holley 4500, Kit

Part Number: AED-6087

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Allstar Performance Drag Hi-Flow 0.5 Inch Carburetor Spacer ALL25993

Carb Spacer, Hi-Flow, 4-hole Style, 0.500 in. Thick, Phenolic Plastic, Black, 4-barrel Dominator, Each

Part Number: AAF-ALL25993

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Engine Works Carburetor Overhaul Kits 11419

Carburetor Rebuild Kit, Overhaul Kit, Contains Non-reusable Gaskets, Holley 4160, Kit

Part Number: EW1-11419

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310 Results Found For "4150"