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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 550-511-3xk
SNIPER 2 EXTERNAL MASTER KIT, BLACK - Holley Sniper 2 EFI - Black
Nitrous Control Not Supported In Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£1,897.00 inc VAT£1,580.83 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£2,749.99 inc VAT£2,291.66 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£1,054.00 inc VAT£878.33 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£685.00 inc VAT£570.83 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£104.99 inc VAT£87.49 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£421.99 inc VAT£351.66 ex VAT -
Holley Sniper EFI 556-152
IGNITION COIL, HYPERSPARK - Sniper EFI HyperSpark Ignition Coil
Included connector and hardware
Part TypeIgnition Coil£74.99 inc VAT£62.49 ex VAT -
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£1,186.00 inc VAT£988.33 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£2,159.99 inc VAT£1,799.99 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£23.99 inc VAT£19.99 ex VAT -
Holley Sniper EFI 566-111
Holley Sniper EFI HyperSpark RTR Installation Tool - Clockwise
SBC/BBC, Small Block Chrysler, Jeep 258 ci and...
Part TypeDistributor Tool£23.99 inc VAT£19.99 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£577.99 inc VAT£481.66 ex VAT -
Holley Sniper EFI 551-102
TRANSMISSION CONTROLLER, STANDALONE - Sniper Standalone Transmission Control Kit - Carbureted Applications
Overview Sniper Standalone Transmission Control Kit - Carbureted...
Part TypeTransmission Contol Module£767.99 inc VAT£639.99 ex VAT -
Holley Sniper EFI 19-236
Holley Sniper EFI Sending Unit - 1968-1974 Volkswagen Beetle
For a better seal use Permatex Indian Head...
Part TypeFuel Tank Sending Unit£14.99 inc VAT£12.49 ex VAT -
Holley Sniper EFI 120-531
HOLLEY SNIPER EFI AIR CLEANER 14X3 BLK - Sniper EFI Air Cleaner Assembly - 14" x 3" - Black
Not compatible with 4150 series Stealth Sniper Systems.
Part TypeAir Cleaner Assembly£160.00 inc VAT£133.33 ex VAT -
Holley Sniper EFI 120-530
HOLLEY SNIPER EFI AIR CLNR 14X3 CHROME - Sniper EFI Air Cleaner Assembly - 14" x 3" - Chrome
Not compatible with 4150 series Stealth Sniper Systems.
Part TypeAir Cleaner Assembly£181.00 inc VAT£150.83 ex VAT -
Holley Sniper EFI 550-511-3pk-sbf
SNIPER 2 3.5" PDM MSTR KIT, BLK, SBF IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,591.99 inc VAT£2,159.99 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£2,591.99 inc VAT£2,159.99 ex VAT -
Holley Sniper EFI 550-511-3px-sbf
SNIPER 2 3.5" PDM KIT, BLACK, SBF IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,159.99 inc VAT£1,799.99 ex VAT -
Holley Sniper EFI 550-510-3px-sbf
SNIPER 2 3.5" PDM KIT, POLISHED, SBF IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,159.99 inc VAT£1,799.99 ex VAT -
Holley Sniper EFI 550-511-5pk-sbc
SNIPER 2 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£2,749.99 inc VAT£2,291.66 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£2,591.99 inc VAT£2,159.99 ex VAT -
Holley Sniper EFI 550-510-3pk-sbc
SNIPER 2 3.5" 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£2,591.99 inc VAT£2,159.99 ex VAT -
Holley Sniper EFI 550-511-3px-sbc
SNIPER 2 3.5" 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£2,159.99 inc VAT£1,799.99 ex VAT -
Holley Sniper EFI 550-510-3px-sbc
SNIPER 2 3.5" PDM KIT, POLISHED, SBC IGN - Sniper 2 EFI Bundle with HyperSpark Ignition System
Nitrous Control not supported in Sniper 2 EFI...
Part TypeFuel Injection Conversion Kit£2,159.99 inc VAT£1,799.99 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.



