Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines

Carburetor Plates, Replacement, Throttle Base Plate, Cast Aluminum, Assembly, for Model 4150, R4777-2, R4777-3, R4777-4, R80777, R84777, Each

Part Number: HLY-112-17

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Carburetor Floats, Side Hung, Nitrophyl Material, Non-Adjustable, for Model 4150, Each

Part Number: HLY-216-43

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, No Pump, 3.5 in. Display, Kit

Part Number: SNE-550-510-3XX

3.33 out of 5 stars ( 15 )

Estimated Ship Date: Today

• Free Shipping

Fuel Injection Systems, Terminator X Max, Stealth 4150 EFI, Eight Injector, Throttle Body, Speed Density, Aluminum, Black, Tunable, Trans Control, Kit

Part Number: HLY-550-1015

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Air Bleeds, Replaceable, Screw-in, Brass, 0.032 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-32-10

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Carburetor, Fuel Bowl, Blue, Non-Stick, Reusable, Screws Included, fits Model 2300, 4150, 4500, Demon Series, Kit

Part Number: HLY-26-124

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Fuel Injection Systems, Terminator X Max, Stealth 4150 EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Black, Tunable, Trans Control, Kit

Part Number: HLY-550-1012

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Carburetors, Gen 3 Ultra Dominator, 1,050 cfm, 4-barrel, Mechanical Secondaries, Dual Inlet, Gray and Black Finish, Annular Booster, 2-circuit, Each

Part Number: HLY-0-80902HB

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Carburetors, Aluminum Ultra XP, 500 cfm, 2 Barrel, Single Inlet, Gray Anodized, Down-leg Booster, Billet Baseplate and Metering Block, Black, Each

Part Number: HLY-0-4412HBX

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Air Bleeds, Replaceable, Screw-in, Brass, 0.061 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-61-10

Not Yet Reviewed

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.075 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-75-10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Inline Pump, PDM, 3.5 in. Display, Kit

Part Number: SNE-550-511-3PK

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Free Shipping

Carburetors, Gen 3 Ultra Dominator, 1,050 cfm, 4-barrel, Mechanical Secondaries, Dual Inlet, Red and Shiny Finish, Annular Booster, 2-circuit, Each

Part Number: HLY-0-80902RD

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Air Bleeds, Replaceable, Screw-in, Brass, 0.057 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-57-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.033 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-33-10

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.053 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-53-10

Not Yet Reviewed

Estimated Ship Date: Today

Carburetors, Gen 3 Ultra Dominator, 1,050 cfm, 4-barrel, Mechanical Secondaries, Dual Inlet, Red and Polished Finish, Annular Booster, 3-circuit, Each

Part Number: HLY-0-80903RD

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Carburetor Gaskets, Fuel Bowl, Buna Rubber, Blue, Non-Stick, for Model 2300, 4150, 4160, 4500, 2-Circuit Models, 10-Piece, Set

Part Number: HLY-1008-1911-1

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Today

Carburetor Components, Replacements, Accelerator Discharge Check Needles, Aluminum, Silver, for Model 4150, 4160, 4500, Pair

Part Number: HLY-121-5

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.070 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-70-10

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.025 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-25-10

Not Yet Reviewed

Estimated Ship Date: Today

Choke Components, Replacement, Fast Idle Cam, Carburetor, Model 4150, 4160, Each

Part Number: HLY-45-376

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.078 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-78-10

Not Yet Reviewed

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.065 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-65-10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.036 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-36-10

Not Yet Reviewed

Estimated Ship Date: Today