Holley part from the Sniper EFI range. Manufacturer part number: 551-103.
Ref: 551-103
Available from the manufacturer (24+)
→ Nov 20, 2026
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Holley
This category groups the Holley references JDM Distribution supplies to professionals, starting with the Sniper EFI injection kits.
Offer the carburettor to injection conversion
Sniper EFI kits replace a carburettor and manage the mixture through self-learning: a simple solution to offer your customers to modernise an engine's fuel delivery.
- Sniper EFI injection kits
- Holley fuel system accessories and components
Questions about a reference or a quantity? Contact our team.
Holley part from the Sniper EFI range. Height : 71 mm. Manufacturer part number: 553-200X.
Ref: 553-200X
Available from the manufacturer (24+)
→ Nov 20, 2026
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Holley part from the Sniper EFI range. Colour / finish : black. Manufacturer part number: 556-156.
Ref: 556-156
Available from the manufacturer (24+)
→ Nov 20, 2026
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Holley part from the Sniper EFI range. Manufacturer part number: 558-489.
Ref: 558-489
Available from the manufacturer (3)
→ Nov 20, 2026
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Holley part from the Sniper EFI range. Colour / finish : black. Manufacturer part number: 558-495.
Ref: 558-495
Available from the manufacturer (24+)
→ Nov 20, 2026
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Holley part from the Sniper EFI range. Colour / finish : black. Manufacturer part number: 558-498.
Ref: 558-498
Available from the manufacturer (24+)
→ Nov 20, 2026
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Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-510-5AE.
Ref: 550-510-5AE
Available from the manufacturer (24+)
→ Nov 20, 2026
Create a trade account to see the price
Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-510-5AX.
Ref: 550-510-5AX
Available from the manufacturer (24+)
→ Nov 20, 2026
Create a trade account to see the price
Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-510-BAE.
Ref: 550-510-BAE
Available from the manufacturer (24)
→ Nov 20, 2026
Create a trade account to see the price
Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-510-BAX.
Ref: 550-510-BAX
Available from the manufacturer (24+)
→ Nov 20, 2026
Create a trade account to see the price
Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-511-5AE.
Ref: 550-511-5AE
Available from the manufacturer (24+)
→ Nov 20, 2026
Create a trade account to see the price
Conversion kit to replace a carburetor fuel supply with Holley Sniper EFI electronic fuel injection. Fuel pressure : 4 bar (58.5 psi); Inlet/outlet ports : 9/16-18 female O-ring (AN6); Flange : 4150. Manufacturer part number: 550-511-5AX.
Ref: 550-511-5AX
Available from the manufacturer (24+)
→ Nov 20, 2026
Create a trade account to see the price