Carbureted & Fuel Injected Engine Parts at Summit Racing

Holley Accelerator Pump Discharge Nozzles 121-150

Accelerator Pump Discharge Nozzles, Squirters, .050 in., Straight, Pair

Part Number: HLY-121-150

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Holley Accelerator Pump Discharge Nozzles 121-125

Accelerator Pump Discharge Nozzles, Squirters, .025 in., Straight, Pair

Part Number: HLY-121-125

5.0 out of 5 stars ( 1 )

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Nitrous Outlet EFI Single Nozzle Systems 00-10021-15

Nitrous Outlet EFI Single Nozzle Systems 00-10021-15

Chrysler 4.7/5.7/6.1 EFI Single Nozzle System (15lb Bottle)

Part Number: NXO-00-10021-15

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-BAE

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Regulator, Bluetooth, Kit

Part Number: SNE-550-511-BAE

3.0 out of 5 stars ( 2 )

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Nitrous Outlet Dual Voltage Wrap Around Bottle Heaters 00-64004-6

DUAL VOLTAGE WRAP HEATER

Part Number: NXO-00-64004-6

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Holley Sniper 2 EFI 650 HP Inline Pump Fuel Injection Systems with Power Distribution Module 550-510-5PK

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Inline Pump, PDM, 5 in. Display, Kit

Part Number: SNE-550-510-5PK

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Holley Sniper EFI Stealth 4500 Fuel Injection Systems 550-841

Fuel Injection Systems, Sniper EFI, Stealth 4500, Throttle Body, Polished, 4500 Flange, 1440 cfm, Fuel Injectors, Harness, Tuner, Kit

Part Number: SNE-550-841

4.0 out of 5 stars ( 3 )

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Holley Sniper 2 EFI 650 HP Base Fuel Injection Systems with Power Distribution Module 550-511-5PX-SBF

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, No Pump, PDM, 5.0 in. Display, Ford, Kit

Part Number: SNE-5505115PXSBF

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Nitrous Express Billet Spray Bar Systems 62201-2.5P

Nitrous Oxide System, Billet Spray Bar, Dry, 2.5 lb. Bottle, Hayabusa, Kit

Part Number: NEX-62201-2-5P

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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FiTech Go EFI 4 Power Adder 600 HP Self-Tuning Fuel Injection Systems 30004

Fuel Injection System, Go EFI 4 Power Adder 600 HP Self-Tuning, Throttle Body, Satin Black, ECM, Kit

Part Number: FIF-30004

4.02 out of 5 stars ( 46 )

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Holley Sniper 2 EFI 650 HP Inline Pump Fuel Injection Systems 550-511-BXK

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Inline Pump, Bluetooth, Kit

Part Number: SNE-550-511-BXK

1.0 out of 5 stars ( 1 )

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Edelbrock Pro-Flo 4 EFI Systems 35850

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 550 HP Max, 1965 and Later BB Chevy Rectangular Port, Kit

Part Number: EDL-35850

5.0 out of 5 stars ( 2 )

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Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-510-5AE

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Regulator, 5 in. Display, Kit

Part Number: SNE-550-510-5AE

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Edelbrock Pro-Flo 4 EFI Systems 35860

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 825 HP Max, 1965 and Later BB Chevy Rectangular Port, Kit

Part Number: EDL-35860

5.0 out of 5 stars ( 2 )

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Holley Sniper 2 EFI 650 HP Inline Pump Fuel Injection Systems with Power Distribution Module 550-510-5PK-SBF

Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Inline Pump, PDM, 5.0 in. Display, Ford, Kit

Part Number: SNE-5505105PKSBF

5.0 out of 5 stars ( 1 )

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Quick Fuel Accelerator Pump Discharge Nozzles 21-37QFT

Accelerator Pump Discharge Nozzle, Squirters, .037 in., Straight, Each

Part Number: QFT-21-37QFT

5.0 out of 5 stars ( 1 )

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Aeromotive VaporWorx ReturnX Return-Type Triple Pump Pulse Width Modulation Controllers 66172

Fuel Pump Controller, Return PWM Controller, Triple Pump, Forced Induction, Kit

Part Number: AEI-66172

Not Yet Reviewed

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Nitrous Express Universal Dry EFI Nitrous Systems 21000-10

Nitrous System, 10 lb Bottle, EFI, Dry, Single Nozzle Kit, 35-150 HP, Kit

Part Number: NEX-21000-10

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Nitrous Outlet Single Nozzle Dry Nitrous Systems 00-10200-10

GM EFI Dry Single Nozzle System (10lb Bottle)

Part Number: NXO-00-10200-10

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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CVR Fuel Pump Block-Off Plates BOP63CL

Fuel Pump Block-Off Plate, Billet Aluminum, Clear Anodized, Small Block Chevy, Each

Part Number: CVS-BOP63CL

4.75 out of 5 stars ( 4 )

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Holley Sniper 2 EFI 650 HP Return-Type Fuel Injection Systems 550-510-3XR

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

Part Number: SNE-550-510-3XR

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Holley Sniper 2 EFI 650 HP Return-Type Fuel Injection Systems 550-511-3XR

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

Part Number: SNE-550-511-3XR

Not Yet Reviewed

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Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-5AX

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, No Pump, 5 in. Display, Kit

Part Number: SNE-550-511-5AX

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Holley Accelerator Pump Discharge Nozzles 121-142

Accelerator Pump Discharge Nozzles, Squirters, .042 in., Straight, Pair

Part Number: HLY-121-142

5.0 out of 5 stars ( 1 )

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Tanks Inc. Switchover Valves SOV

Valve, Fuel Tank Switchover, Plastic, Black, Each

Part Number: TNK-SOV

3.14 out of 5 stars ( 7 )

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Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines