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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 565-304bk
Hall EFI DIST - Chrysler 318 / 360 - HyperSpark Distributor - Chrysler 318 / 360
This is a cast distributor gear, it is...
Part TypeDistributor£511.99£469.99 inc VAT£391.66 ex VAT -
Holley Sniper EFI 565-304
Hall EFI DIST - Chrysler 318 / 360 - HyperSpark Distributor - Chrysler 318 / 360
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-303bk
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 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 565-302bk
Hall EFI DIST - Ford (351W) - HyperSpark Distributor - Ford 351W
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-302
Hall EFI DIST - Ford (351W) - HyperSpark Distributor - Ford Small Block 351W
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-301bk
Hall EFI Dist - Ford (260/289/302) - HyperSpark Distributor - Ford Small Block 260 / 289 / 302
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-301
Hall EFI DIST - Ford (260/289/302) - HyperSpark Distributor - Ford Small Block 260 / 289 / 302
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-300bk
Hall EFI Dist- Chevy - HyperSpark Distributor - Chevrolet SBC / BBC
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 565-300
Hall EFI DIST- Chevy - HyperSpark Distributor - Chevrolet SBC / BBC
This is a cast distributor gear, it is...
Part TypeDistributor£472.00£433.00 inc VAT£360.83 ex VAT -
Holley Sniper EFI 558-497Part TypeAccessory Wiring Harness£49.99 inc VAT£41.66 ex VAT
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Holley Sniper EFI 558-493
SNIPER EFI TO HOLLEY DUAL SYNC HARNESS - Sniper EFI to Holley EFI Dual Sync Distributor Adapter Harness
Ignition Adapter Harness
Part TypeDistributor Wiring Harness£52.99 inc VAT£44.16 ex VAT -
Holley Sniper EFI 558-491
10 PIN HARNESS, SNIPER TBI - Sniper EFI Input/Output Harness
Input/Output Harness for Sniper EFI Systems
Part TypeAccessory Wiring Harness£73.00 inc VAT£60.83 ex VAT -
Holley Sniper EFI 558-490
7 PIN MAIN HARNESS, SNIPER TBI - Sniper TBI Main Harness
Main Battery Harness with Fuse and Fuel Pump...
Part TypeEngine Control Module (ECM) Wiring Harness£173.99£172.99 inc VAT£144.16 ex VAT -
Holley Sniper EFI 558-489
SNIPER 2 TO SNIPER 1 ADAPTER HARNESS - Sniper 1 to Sniper 2 EFI Adapter Harness
Eliminates the need to rewire your existing Sniper...
Part TypeEngine Control Module (ECM) Wiring Harness£64.00 inc VAT£53.33 ex VAT -
Holley Sniper EFI 558-191
SNIPER 2 MAIN HARNESS W/ FUEL PUMP RELAY - Sniper 2 EFI Main Harness
For Sniper 2 Main Harness with PDM connections,...
Part TypeEngine Control Module (ECM) Wiring Harness£223.99£188.99 inc VAT£157.49 ex VAT -
Holley Sniper EFI 558-190
SNIPER 2 MAIN HARNESS FOR PDM - Sniper 2 PDM Main Harness
Not included is the Sniper 2 PDM, check...
Part TypeChassis Power Distribution Module Wiring Harness£154.00 inc VAT£128.33 ex VAT -
Holley Sniper EFI 556-156
HYPERSPARK IGNITION BOX SERVICE HARNESS - Sniper EFI HyperSpark Ignition Box Service Harness
Replacement harness for HyperSpark and HyperSpark 2 Ignition...
Part TypeIgnition Harness£41.99 inc VAT£34.99 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 556-151
Sniper Hyperspark EFI Ignition - Sniper EFI HyperSpark Ignition Box
Ignition Box for HyperSpark
Part TypeIgnition Control Module£409.99£376.00 inc VAT£313.33 ex VAT -
Holley Sniper EFI 556-150
COIL DRIVER MODULE, SNIPER EFI - Sniper EFI Coil Driver Module
Not designed to be used with Sniper EFI...
Part TypeIgnition Control Module£173.99£172.99 inc VAT£144.16 ex VAT -
Holley Sniper EFI 554-200
SNIPER 2 PDM - Sniper 2 PDM
The Sniper PDM will have 100 mA or...
Part TypePower Distribution Block£199.99£187.99 inc VAT£156.66 ex VAT -
Holley Sniper EFI 553-202
SNIPER 2 EFI 3.5 TOUCH SCREEN LCD - Sniper 2 EFI 3.5" Handheld Controller
Includes 3.5" Touch Screen, Mounting Sleeve, Power and...
Part TypeDriver Information Display£293.99£271.00 inc VAT£225.83 ex VAT -
Holley Sniper EFI 553-200x
NG HOLLEY EFI 5 IN DIGITAL DASH - Sniper 2 EFI 5'' Digital Dash
Designed for Sniper 2 only, see Holley P/N...
Part TypeDriver Information Display£496.00 inc VAT£413.33 ex VAT -
Holley Sniper EFI 553-194
5IN TSLCD GPS ANTENNA - Sniper EFI 5" Digital Dash GPS Antenna
CLEARANCE ITEM / ALL SALES FINAL - Replacement...
Part TypeGPS Antenna Assembly£49.00 inc VAT£40.83 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.



