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Sniper EFI
Sniper EFI UK – Electronic Fuel Injection Conversion Systems Sniper EFI, a division of Holley, brings modern fuel injection technology to classic carburetted engines. Designed for easy installation and reliable performance, Sniper EFI systems are one of the most popular...
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Holley Sniper EFI 550-552
SNIPER ONE BBL GOLD - Holley Sniper EFI Autolite 1100 - Classic Gold
Supports Up To 175 HP - 3.5 in....
Part TypeFuel Injection Conversion Kit£1,150.99£1,084.00 inc VAT£903.33 ex VAT -
Holley Sniper EFI 550-511-3xk
SNIPER 2 EXTERNAL MASTER KIT, BLACK - Holley Sniper 2 EFI - Black
Nitrous Control Not Supported In Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£1,840.99£1,715.99 inc VAT£1,429.99 ex VAT -
Holley Sniper EFI 556-154
HYPERSPARK 2 - Sniper EFI HyperSpark 2 Ignition Box
Solid Core spark plug wires cannot be used...
Part TypeIgnition Control Module£409.99£376.00 inc VAT£313.33 ex VAT -
Holley Sniper EFI 553-200
HOLLEY EFI 5 IN DIGITAL DASH - Holley EFI 5'' Digital Dash
Overview Holley EFI 5'' Digital DashThe Holley EFI...
Part TypeDigital Dash£520.00 inc VAT£433.33 ex VAT -
Holley Sniper EFI 550-510-3pk-sbf
SNIPER 2 3.5" PDM MSTR KIT, POL, SBF IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,516.99£2,347.99 inc VAT£1,956.66 ex VAT -
Holley Sniper EFI 550-511-3pk-sbc
SNIPER 2 3.5" PDM MSTR KIT, BLK, SBC IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,516.99£2,347.99 inc VAT£1,956.66 ex VAT -
Holley Sniper EFI 550-510-5pk-sbc
SNIPER 2 5" PDM MSTR KIT, POL, SBC IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,669.99£2,482.99 inc VAT£2,069.16 ex VAT -
Holley Sniper EFI 558-494
SNIPER 2 CAN HUB - Sniper 2 EFI CAN Hub
Requires Sniper 2 Firmware - V2 - Build...
Part TypeVehicle Network Communications Gateway£148.99 inc VAT£124.16 ex VAT -
Holley Sniper EFI 565-310k
HYPER KIT W/565-310 - OLDSMOBILE - HyperSpark Kit w/ 565-310 - Oldsmobile
This is a cast distributor gear, it is...
Part TypeDistributor£1,022.99£949.00 inc VAT£790.83 ex VAT -
Holley Sniper EFI 870001
TPS SENSOR MODULE FOR SNIPER 92MM/102MM - Throttle Position Sensor
Replacement Throttle Position Sensor (TPS) for Sniper 85/90/92/102mm...
Part TypeThrottle Position Sensor£52.00 inc VAT£43.33 ex VAT -
Holley Sniper EFI 19-519
FUEL TANK 1970 MUSTANG 22 GALLON - Holley Sniper EFI - Stock Replacement Fuel Tank - Cougar / Mustang - F28D
• Tank sending unit lock ring is included...
Part TypeFuel Tank£187.00 inc VAT£155.83 ex VAT -
Holley Sniper EFI 19-365
SNPR CAST RETROFIT CARB PUMP HNGR - Sniper EFI Diecast In-Tank Carbureted Retrofit Fuel Module Returnless - 340 LPH
It is recommended to use a Holley 12-753...
Part TypeFuel Pump Module Assembly£367.00£334.99 inc VAT£279.16 ex VAT -
Holley Sniper EFI 860002-1
SNIPER EFI SILVER 102MM THROTTLE BODY - Sniper EFI Throttle Body
You will need to use 543-34 for IAC...
Part TypeFuel Injection Throttle Body£280.99£235.99 inc VAT£196.66 ex VAT -
Holley Sniper EFI 565-311
Hall Effect EFI Distributor - Buick - HyperSpark Distributor - Buick Small Block
This is a cast distributor gear, it is...
Part TypeDistributor£665.99£610.99 inc VAT£509.16 ex VAT -
Holley Sniper EFI 565-303
Hall EFI DIST - Ford (351-C/429/460) - HyperSpark Distributor - Ford Big Block 351-C / M / 400M / 429 / 460
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 558-495
M8 TO CAN USB DONGLE - Sniper 2 EFI CAN to USB-A Cable
USB driver for the USB CAN does not...
Part TypeUSB Data Cable£88.00 inc VAT£73.33 ex VAT -
Holley Sniper EFI 556-153
IGNITION COIL, CANNISTER - Sniper EFI Canister Ignition Coil
Compatible with Sniper EFI Coil Driver Module (556-150).
Part TypeIgnition Coil£67.00£64.99 inc VAT£54.16 ex VAT -
Holley Sniper EFI 556-152
IGNITION COIL, HYPERSPARK - Sniper EFI HyperSpark Ignition Coil
Included connector and hardware
Part TypeIgnition Coil£64.99£62.99 inc VAT£52.49 ex VAT -
Holley Sniper EFI 550-850
2300 SELF-TUNING KIT - BLACK CERAMIC FIN - Holley Sniper EFI 2300 - Black
Ford transmissions may require Holley P/N 20-60 Ford...
Part TypeFuel Injection Conversion Kit£1,330.00£1,219.00 inc VAT£1,015.83 ex VAT -
Holley Sniper EFI 550-849k
SNIPER 2300 MASTER KIT, POLISHED - Holley Sniper EFI 2300 Master Kit - Shiny
Ford transmissions may require Holley P/N 20-60 Ford...
Part TypeFuel Injection Conversion Kit£1,585.99£1,489.99 inc VAT£1,241.66 ex VAT -
Holley Sniper EFI 550-511-5px-sbc
SNIPER 2 5" PDM KIT, BLACK, SBC IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,249.99£2,076.98 inc VAT£1,730.82 ex VAT -
Holley Sniper EFI 550-511-3xx
SNIPER 2 EFI KIT - BLACK - Holley Sniper 2 EFI - Black
Nitrous Control Not Supported In Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£1,432.00£1,309.99 inc VAT£1,091.66 ex VAT -
Holley Sniper EFI 550-510-5pk
SNIPER 2 PDM 5" MASTER KIT POLISHED - Holley Sniper 2 EFI - Polished
Nitrous Control Not Supported In Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,097.98£1,942.00 inc VAT£1,618.33 ex VAT -
Holley Sniper EFI 520-2
SNIPER EFI SEALING PLATE - Sniper EFI Sealing Plate
Refer to 199R11793 installation instructions for correct placement...
Part TypeCarburetor Flange Gasket£55.00 inc VAT£45.83 ex VAT -
Holley Sniper EFI 566-112
Holley Sniper EFI HyperSpark RTR Installation Tool - Counter Clockwise
SBF, Big Block Chrysler & HEMI, Oldsmobile &...
Part TypeDistributor Tool£16.99£14.99 inc VAT£12.49 ex VAT
Sniper EFI UK – Electronic Fuel Injection Conversion Systems
Sniper EFI, a division of Holley, brings modern fuel injection technology to classic carburetted engines. Designed for easy installation and reliable performance, Sniper EFI systems are one of the most popular upgrades for hot rods, muscle cars, and classic vehicles looking for improved drivability and efficiency.
Why Sniper EFI?
- Carburetor Replacement: Bolts in place of a 4-barrel carb for modern EFI reliability.
- Self-Tuning Technology: Learns and adapts to your engine as you drive.
- Improved Performance: Better cold starts, throttle response, and fuel efficiency.
Popular Sniper EFI Products
- Sniper 4150 EFI Conversion Kits
- Sniper Stealth EFI Systems
- Sniper EFI Fuel Pumps & Regulators
- Complete EFI Master Kits
Sniper EFI in the UK
Billy’s Speed Shop brings Sniper EFI kits to the UK, helping enthusiasts modernise their classic builds without losing vintage character. Whether you’re running a small-block Chevy, a Ford V8, or a custom engine, Sniper EFI offers the perfect balance of heritage and technology.
Upgrade your fuelling with Sniper EFI UK systems – available today at Billy’s Speed Shop.



